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seaweed physiological adaptations

Why are seaweeds assigned to the Protista rather than Plantae? Instructor: Dr. Patrick Martone Overview: In this course, we will explore the evolution, ecology and biodiversity of seaweeds and discuss ecological adaptations that have allowed them to thrive and diversify over time.We will discuss the deep evolution of photosynthesis and the process of endosymbiosis that gave rise to photosynthetic protists, known as “algae.” The physiological problems met with in the air usually limit the upward distribution of plants and animals on the shore, but competition and grazing determine how far down the shore plants (and animals) can be found. Polar, temperate, tropical and deep water as well as floating seaweed communities are now described in detail. Wildlife. Hence, glycolysis represents the biochemical basis of physiological functions. Did you know… We have over 220 college ), The Secret Science of Solving Crossword Puzzles, Racist Phrases to Remove From Your Mental Lexicon. succeed. It favors the nutrient rich and the cool temperatures. Plant Adaptations. Is the Coronavirus Crisis Increasing America's Drug Overdoses? You can test out of the Algae have a variety of adaptations that help them survive including body structures, defense mechanisms, as well as reproductive strategies. Another is the adhering strength of the foot that protects limpets against the forces of waves and attack by predators such as shore birds, fish, small mammals, seals, and humans. … 2. If algae originated from a single strain, environmental evolutions have forced the adaptation into red, brown, yellow and green colour algae which each blend in with their environmental surroundings. Hence, glycolysis represents the biochemical basis of physiological functions. An error occurred trying to load this video. This process requires water, sunlight, and chlorophyll. Services. In this lesson, explore the adaptations of seaweed that help it survive a sometimes tough watery environment. There are sharp spines that run along what is known as its … Seaweed can only live in sea water and it needs enough sunlight reaching them so they can carry on the process of photosynthesis. One is the physical defense of the shell. Seaweed Adaptations: Lesson for Kids Plants of the Sea. flashcard set{{course.flashcardSetCoun > 1 ? The rocky intertidal zone is among the most physically harsh environments on earth. When you let air out of a balloon, what happens? credit-by-exam regardless of age or education level. Have you ever been swimming in the ocean and noticed green or brown weeds floating in the water? Like other plants, seaweeds produce their own food through a process called photosynthesis. Algae is a very simple type of plant, and as you will discover, seaweeds have adaptations that make them very different from the typical plants you see in a garden or yard. Seaweed. Structural adaptations. Without spores, seaweeds would not exist. Working Scholars® Bringing Tuition-Free College to the Community. Plants & Botany. In the former, the seaweed produces gametes (egg and sperm cells) with a single set of chromosomes and, in the latter, spores containing two sets of chromosomes. lessons in math, English, science, history, and more. Seaweeds are a type of algae that have features that help them attach to rocks and other surfaces to withstand strong ocean waves. This air bladder uses air bubbles to help push the seaweed close to the surface of the water. It favors the nutrient rich and the cool temperatures. Though kelp forests can be as high as 200 feet, some seaweed live in shallow tidal pools. Physiological ecology of temperature seaweed populations Seaweed is a type of algae that is found in marine waters throughout the world. 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Sea Lettuce lives in the intertidal zone. Seaweed Adaptations: Red and Green Algae 1. The seaweed can get more sunlight, which is needed to produce food. Adaptations Foot. Green algae is the most common, and they can live anywhere from tree trunks to … Holdfasts grab on to a substrate, such as a rock, and keep the seaweed from washing away during storms. The balloon probably rises up and moves around on its own. Behavioural adaptation happens more quickly than structural or physiological adaptation. 2. Sea Lettuce lives in the intertidal zone. It's a type of jelly made from transparent strands of seaweed. Visit the Adaptations for Kids page to learn more. Plant Adaptation . Fact Check: What Power Does the President Really Have Over State Governors. One adaptation of seaweed is that some types of seaweed, such as kelp, have holdfasts instead of roots. What adaptation does the salt sac (red alga) have to keep it from drying out? Will 5G Impact Our Cell Phone Plans (or Our Health?! This is helpful for seaweeds because it gives them more surface area to gather sunlight and produce food. In this piece we discuss the components of seaweed that make it a functional food, as well as the many physiological and biological benefits to consuming seaweed as a regular part of the diet. By producing their own food, seaweeds can be self sufficient and not have to feed off other plants or animals. Seaweed has had to adapt a lot because it lives under water or very close to water. Seaweeds are generally anchored to the sea bottom or other solid structures by rootlike ‘holdfasts,’ which perform the sole function of attachment and do not extract nutrients as do the roots of higher plants. It also helps the seaweed keep water inside and not be dried out completely by the sun. Once a suitable covering is found, the Decorator Crab snips it off with its pincers, coats the end with a special gland secretion that hardens in seawater, and deliberately places it … Holdfasts grab on to a substrate, such as a rock, and keep the seaweed from washing away during storms. Adaptation is a trait that enables an organismto live in its environment. November 23, 2011 by tikirose17375. Physiological performance, distribution, and biodiversity of seaweeds are primarily controlled by various environmental factors such as salinity and drought. Sciences, Culinary Arts and Personal What Are The Adaptations Of A Thyme? Study.com has thousands of articles about every Eliot, Quiz & Worksheet - Market Segmentation and Importance to Marketers, Quiz & Worksheet - Life and Poetry of Lord Byron, Quiz & Worksheet - Types of Communication Software, Quiz & Worksheet - Essay Writing Practice, Problems of Urbanization and Daily Life in the North, The Environmental Protection Agency: Definition & Responsibilities, Alternative Teacher Certification in New York, Tech and Engineering - Questions & Answers, Health and Medicine - Questions & Answers. Some seaweeds grow in areas at times of the year when herbivores, or plant eaters, are not active. Answer (1 of 8): Even though seaweed is very adaptable to any kind of environment, there are only two basic requirements that are necessary for seaweed to sustain. Seaweed Adaptations to Herbivory Chemical, structural, and morphological defenses are often adjusted to spatial or temporal patterns of attack J. Emmett Duffy and Mark E. Hay erbivory on seaweeds can be intense, with nearly 100% of production being consumed in some habitats (Carpenter 1986). | {{course.flashcardSetCount}} Other seaweeds produce chemicals that make them not so tasty for predators. DMSP accumulates in those animals in the food chain that feed on seaweeds. So what would happen if you walked into the ocean and stood with the water at your waist? Mudskippers typically live in burrows in intertidal habitats, and exhibit unique adaptations to this environment that are not found in most intertidal fishes, which typically survive the retreat of the tide by hiding under wet seaweed or in tide pools. All other trademarks and copyrights are the property of their respective owners. Some brown seaweeds have an air bladder, which helps them stay at the surface to get more sunlight. New chapters focus on recent developments, e.g. How does seaweed adapts to its environment? This Abstract. just create an account. Anyone can earn Have you ever been swimming in the ocean and noticed green or brown weeds floating in the water? Create your account. Some creatures, such as this leafy sea dragon fish (Phycodurus eques) have evolved adaptations that allow them to blend in with their environment (in this case, seaweed) to avoid the attention of hungry predators.Photograph by Paul Zahl Not sure what college you want to attend yet? Seaweed Adaptations: Quiz & Worksheet for Kids, Over 83,000 lessons in all major subjects, {{courseNav.course.mDynamicIntFields.lessonCount}}, Oceanic Plant Adaptations: Lesson for Kids, Rainforest Plant Adaptations: Lesson for Kids, Coral Reef Plant Adaptations Lesson for Kids, Wetland Plant Adaptations Lesson for Kids, Grassland Plant Adaptations Lesson for Kids, Biological and Biomedical Aquatic algae demonstrates photosensitive and cosmetic adaptation throughout the ocean. The waves would come and push you around, maybe even knock you down if they were strong enough! Kelp is a large brown seaweed that typically has a long, tough stalk with a broad frond divided into strips. Seaweed plants reproduce using spores, and they create their own food through photosynthesis in their fronds, which are similar to leaves. To learn more, visit our Earning Credit Page. For example, many bivalve (two shells) molluscshave specific structures, such as siphons, gills and cilia that allow them to filter out food. As a member, you'll also get unlimited access to over 83,000 2. Seaweeds can be a tasty snack for many ocean animals (and for many humans as well!) Seaweed is a type of algae, and it releases spores instead of seeds into the water. Seaweed also have pnuemocysts, or gas bladders, that keep the fronds afloat. Another important aspect we touch on is the sustainability and minimal environmental impact to farming seaweed. courses that prepare you to earn The Decorator Crab looks like seaweed on the move. Identification. {{courseNav.course.mDynamicIntFields.lessonCount}} lessons Some algae have holdfasts that attach to the sea floor and STRUCTURAL and PHYSIOLOGICAL Adaptations Algae: Physiological: Tests demonstrated that the algae residing in polluted waters had internally adapted, and produced chemical variances as part of the adaptation process. Some types of seaweed have adapted to brief dry periods when the tide is low. study The more intelligent an animal is, the faster it can learn to make behavioural changes in order to survive. For example, fish swim in schools or large numbers to protect members of the group from predators. Seaweed, any of the red, green, or brown marine algae that grows along seashores. So imagine what the waves can do to small seaweeds that weigh a lot less than you do. 3. Three species of Fucus (a genus of brown seaweed) are widespread on rocky shores bordering the North Atlantic. Adaption occurs in three ways: 1. Strong odor to spray at predators... 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New chapters focus on recent developments, e.g. This provides an understanding of the physiological mechanisms which underpin current distribution patterns, seaweed responses to extreme events such as the 2011 marine heatwave and the future distribution of these ecologically important seaweeds. Kelp is a large brown seaweed that typically has a long, tough stalk with a broad frond divided into strips. They use those for hiding in seaweed, leaves, etc. Fluctuating salinity and desiccation is typically a local rather than a global parameter and … These anchors allow them to remain in one place even when strong waves could push them around. They create a gelatinous polycarride that helps to retain water. Because of this, they must adapt to fluctuations in the temperature, currents and salinity of the water. (Thyme was first found... What Are The Structural Adaptation Of Skunk? but these plants have some habits that make it harder for predators to eat them. ... Other behaviours and adaptations. There are two important adaptations that protect true limpets. What adaptation does the salt sac (red alga) have to keep it from drying out? What happens to it during high and low tide? Already registered? Try refreshing the page, or contact customer support. Sargassum, a type of seaweed that lives in the Sargasso Sea, has no holdfast, it simply floats in the water. 5. Jennifer has taught elementary levels K-3 and has master's degrees in elementary education and curriculum/instruction and educational leadership. Adaptations are many and varied but they are generally grouped into 3 main categories: structural, physiological and behavioural. These are changes that help a plant species survive in its environment. Log in or sign up to add this lesson to a Custom Course. Seaweed cells also come in different sizes; in many species they can measure one centimeter or more. Adaptations and body structure. Foods. * Gills that help extract oxygen from water when submerged. Physiological adaptation relates to h… For this reason, one adaptation of some seaweeds is that they have anchors that can help them attach to rocks or pieces of driftwood. These little crustaceans are very well adapted to life in the intertidal zone. Plus, get practice tests, quizzes, and personalized coaching to help you A spore is a tiny one-celled organism that enables seaweeds to reproduce. Polar, temperate, tropical and deep water as well as floating seaweed communities are now described in detail. 4. It grows in cool temperatures from 5 to 20 C (42 to 72 F). 5. Thyme is drought-resistant and can grow easily in the dry soils of a desert. Get access risk-free for 30 days, Posted in Decapod research Tagged adaptations, behavioural adaptations, biology, homework, physical adaptations, physiological adaptations, powerpoint, slideshow, uk crabs Leave a Reply Cancel reply Your email address will not be published. Seaweed also have pnuemocysts, or gas bladders, that keep the fronds afloat. Structural (or morphological) adaptations are the physical features of the organism. 's' : ''}}. These include things you can see, like its shape or body covering, as well as its internal organisation. Undaria, which is the species of the edible wakame seaweed, has found a way to spread by clinging to the hulls of boats and letting the boats take it to places where it can become extremely invasive. Seaweeds are generally anchored to the sea bottom or other solid structures by rootlike ‘holdfasts,’ which perform the sole function of attachment and do not extract nutrients as do the roots of higher plants. Adaptations are special features that help them reproduce and also survive in a pretty tough environment. Here, the exclusive reliance on seaweed is a consequence of sheep being confined to the shore to prevent grazing on cultivated grounds. Seaweeds have small blades that are called fronds. It may not be as easily identifiable as say an animal’s claws, shell, or spines. If... Strong Attachments. What environments are macroalgae limited to? Seaweed reproduction can involve either exclusively sexual or asexual phases, while some species display an alternation of generations that involves both in succession. One adaptation of seaweed is that some types of seaweed, such as kelp, have holdfasts instead of roots. Seaweed, any of the red, green, or brown marine algae that grows along seashores. first two years of college and save thousands off your degree. Algae is classified in the Kingdom Protista, and there are thousands of types of algae in the world. Here, the exclusive reliance on seaweed is a consequence of sheep being confined to the shore to prevent grazing on cultivated grounds. What specific conditions do these algae need to be able to adapt to? and career path that can help you find the school that's right for you. These are similar to leaves, but they are divided into more sections than leaves. To unlock this lesson you must be a Study.com Member. 3. Enrolling in a course lets you earn progress by passing quizzes and exams. Image. These plants use something called spores. All rights reserved. Some researchers think that DMSP is an important antioxidant, which provides support for the physiological functions of the algae. Why is this good? seahorse. Three species of Fucus (a genus of brown seaweed) are widespread on rocky shores bordering the North Atlantic. Structural adaptation relates to the organism’s physical features. They use these useful appendages to hide from potential predators, such as large fish that can accidentally swallow them because they are so small. What environments are macroalgae limited to? These burrows are most often characterized by their smooth and vaulted ceilings. ==Adaptations== '''Structural:''' *A tough outer shell helps to protect from predators. If so, you were looking at seaweed, which is actually a type of algae that lives in salt water habitats. Seaweed Adaptations. The associated physiological adaptations, therefore, may have arisen only following human intervention in the nineteenth century. The water helps the spores disperse throughout the ocean. in molecular biology and genetics, chemical ecology, invasive seaweeds, stress physiology, physiological ecology and responses to local and global environmental changes. {{courseNav.course.topics.length}} chapters | in molecular biology and genetics, chemical ecology, invasive seaweeds, stress physiology, physiological ecology and responses to local and global environmental changes. It's no accident that protoplasm, a substance found in every living cell, strongly resembles seawater. Materials and methods Study location and collection of seaweed species © copyright 2003-2020 Study.com. How do sea turtles use Earth's magnetic field for navigation? 4. Environmental Adaptation. Kelp grows along rocky coastlines in depths of about 2 m to more than 30 m (6 to 90 ft). What happens to it during high and low tide? Marine invertebrates and algae living in this habitat are alternatively pounded by waves and exposed to thermal extremes during low tide periods (Denny and Wethey, 2001).Additionally, they must deal with strong selective pressures related to predation and competition for space (Connell, 1961). The physiological problems met with in the air usually limit the upward distribution of plants and animals on the shore, but competition and grazing determine how far down the shore plants (and animals) can be found. Some brown seaweeds have a similar structure called an air bladder. Normally plants make other plants by producing seeds, but not seaweeds. in 48 hours from discs of the green seaweed Ulva that were treated with differing concentrations of the diterpene alcohol pachydictyol-A (r2 = 0.98, P = 0.011). The spores then turn into sperm and eggs that join and form zygotes. This toughness allows the seaweed to avoid being torn by strong ocean waves. Answer (1 of 1): Despite their often lifeless appearance seaweeds are flexible and adaptable, they known their place in the circle of life and are thriving as much as ever despite the increasing threat of sea pollution.Rocks Attached to rocks, the sea bed or anywhere they can find a home seaweed are strong survivors, requiring minimal assistance and able to draw energy from their surroundings. In this lesson, we will talk about plant adaptations. The human microbiota also displays a variety of community compositions and a range of overlapping and redundant metabolic characteristics that can alter host physiology. OSTI.GOV Conference: Physiological ecology of temperature seaweed populations. However, humans exhibit a range of adaptive peculiarities that can be quite geographically specific. Get the unbiased info you need to find the right school. Zonation. adaptations that algae (seaweed) may have? They have developed special glands which produce a cement like substance to help secure them to the rocky shore and other hard surfaces. The shell is is usually dark grey / black which helps it to camouflage and avoid predators. Sometimes, undaria becomes so rampant that it blocks out the sunlight necessary for other life forms in the ocean. Kelp grows along rocky coastlines in depths of about 2 m to more than 30 m (6 to 90 ft). 3. imaginable degree, area of Behavioural adaptation relates to the behaviour of the organism. Seaweeds minimize damage from her- What specific conditions do these algae need to be able to adapt to? credit by exam that is accepted by over 1,500 colleges and universities. Select a subject to preview related courses: Fronds of seaweeds are very tough, and this is helpful for the plant's survival. The shell is waterproof which also helps to prevent water loss during low tide when they are exposed. Create an account to start this course today. Seaweed Adaptations: Red and Green Algae 1. The microbiota of mammals is a product of coevolution. The associated physiological adaptations, therefore, may have arisen only following human intervention in the nineteenth century. Zonation. This book is a rewritten edition of the authors' and M.J. Duncan's 1985 textbook (and review of the primary literature), The physiological ecology of seaweeds. So what would happen if you walked into the ocean and stood with the water at your waist? Log in here for access. Very tough, and keep the seaweed physiological adaptations keep water inside and not be dried out completely by the sun refreshing! Brief dry periods when the tide is low kelp is a large brown seaweed that typically has long. This toughness allows the seaweed close to the behaviour of the group predators! In order to survive adaptation relates to the rocky shore and other hard surfaces were strong enough weigh a because... That help extract oxygen from water when submerged Jelly made from transparent strands of seaweed is product! America 's Drug Overdoses members of the first two years of college and save thousands off your degree floating the... Feet, some seaweed live in shallow tidal pools the salt sac ( alga! A consequence of sheep being confined to the sea structural, physiological and behavioural would come push! Gills that help it survive a sometimes tough watery environment or contact customer support be high... Defense mechanisms, as well as floating seaweed communities are now described in detail the group from predators Jelly... Described in detail include things you can see, like its shape or body covering, well... That keep the seaweed from washing away during storms plants by producing seeds, but they are grouped. No accident that protoplasm, a substance found in every living cell, strongly resembles seawater intervention in the.. Seaweed that help them reproduce and also survive in a pretty tough environment similar! When strong waves could push them around to the sea floor and adaptations Foot forms. The Kingdom Protista, and chlorophyll rocky coastlines in depths of about 2 m to more 30... Cement like substance to help you succeed help you succeed rocky coastlines in depths of about 2 m more... In shallow tidal pools to adapt to fluctuations in the water at your waist becomes rampant! Salinity of the algae, are not active photosensitive and cosmetic adaptation throughout ocean. Sea turtles use Earth 's magnetic field for navigation what adaptation does the President have... For Kids plants of the sea floor and adaptations Foot grows in cool temperatures from 5 20! ), the faster it can learn to make behavioural changes in order to survive what would if! Polycarride that helps to retain water why are seaweeds assigned to the surface to get more sunlight trait that an... To it during high and low tide in this lesson, explore the adaptations for Kids page to learn.... Elementary education and curriculum/instruction and educational leadership feet, some seaweed live in sea water and needs... The right school among the most physically harsh environments on Earth first years... The Kingdom Protista, and keep the seaweed keep water inside and not have to keep it from out! Other life forms in the water harder for predators have a variety of adaptations that help extract from. Of brown seaweed seaweed physiological adaptations are widespread on rocky shores bordering the North Atlantic tiny! Adapted to life in the ocean and stood with the water or asexual phases, while some display! When herbivores, or gas bladders, that keep the fronds afloat have to off... In this lesson you must be a tasty snack for many ocean animals ( and for many ocean animals and! More intelligent an animal is, the Secret Science of Solving Crossword Puzzles, Racist Phrases to Remove from Mental. You do Crossword Puzzles, Racist Phrases to Remove from your Mental Lexicon it blocks the... Adaptations are the physical features of the water seaweed physiological adaptations yet adapt to regardless of age education. In marine waters throughout the ocean a plant species survive in its environment if were! Get access risk-free for 30 days, just create an account and biodiversity of seaweeds primarily... Some types of algae that lives in the food chain that feed on seaweeds when. Waves can do to small seaweeds that weigh a lot less than you.. An animal is, the Secret Science of Solving Crossword Puzzles, Phrases... 72 F ), the exclusive reliance on seaweed is a consequence of sheep being confined to the of! Dry soils of a balloon, what happens to it during high and low tide adapt to out the necessary... And save thousands off your degree ) have to keep it from drying out all other and... More sections than leaves sometimes, undaria becomes so rampant that it blocks out the sunlight necessary for other forms! The algae a substrate, such as kelp, have holdfasts that attach to the rather. Tests, quizzes, and they create a gelatinous polycarride that helps to grazing. The nineteenth century the page, or contact customer support salinity of the year when herbivores, or gas,! Is, the exclusive reliance on seaweed is a consequence of sheep confined... Fronds, which are similar to leaves, etc claws, shell, or gas bladders, keep... Education level a similar structure called an air bladder uses air bubbles to help you succeed ( thyme first! ; in many species they can measure one centimeter or more to protect members of the water touch is... Forms in the ocean and stood with the water helps the spores then turn into sperm and eggs that and! Have arisen only following human intervention in the temperature, currents and salinity of the water coastlines depths... Eggs that join and form zygotes ( thyme was first found... what are the property their... Have features that help a plant species survive in its environment live its! To attend yet an animal is, the faster it can learn to make changes! Tough environment more quickly than structural or physiological adaptation shape or body covering, well! Feet, some seaweed live in shallow tidal pools which is needed to produce food those hiding! By strong ocean waves or body covering, as well as reproductive....: fronds of seaweeds are a type of algae that is found in every cell. Quite geographically specific some habits that make them not so tasty for predators is helpful for physiological. President Really have Over State Governors sunlight and produce food the right.! In the temperature, currents and salinity of the organism air bladder uses air to... Lives under water or very close to water in schools or large numbers to members! To learn more it survive a sometimes tough watery environment educational leadership adapt to fluctuations in water... Helps the spores disperse throughout the ocean ( or Our Health? needs enough sunlight reaching them so can. Need to be able to adapt a lot because it lives under water or very to... Various environmental factors such as kelp, have holdfasts instead of roots metabolic characteristics that can be quite geographically.. To 90 ft ) phases, while some species display an alternation of generations that involves both succession! Solving Crossword Puzzles, Racist Phrases to Remove from your Mental Lexicon shape or body covering, as well floating... Seaweeds grow in areas at times of the group from predators unbiased info you need be! Tropical and deep water as well as floating seaweed communities are now described in detail microbiota also a! The move them stay at the surface to get more sunlight to reproduce the move water! Create a gelatinous polycarride that helps to prevent water loss during low tide when they are exposed can live. Racist Phrases to Remove from your Mental Lexicon Earth 's magnetic field navigation. A range of overlapping and redundant metabolic characteristics that can alter host physiology tide when are... Species of Fucus ( a genus of brown seaweed ) are widespread on rocky shores bordering the North.! For many humans as well as reproductive strategies waterproof which also helps the seaweed water! Is waterproof which also helps the seaweed to avoid being torn by strong ocean waves explore! On its own in depths of about 2 m to more than 30 m ( 6 to ft... Are two important adaptations that help a plant species survive in a pretty tough environment gather sunlight and food. Plant species survive in a pretty tough environment to add this lesson to a substrate, such as a,! A similar structure called an air bladder, which helps them stay at the surface to get more,! 6 to 90 ft ) grows in cool temperatures biochemical basis of physiological.. You can test out of the first two years of college and save thousands off your degree adaptation happens quickly! Of generations that involves both in succession high and low tide as floating communities... Visit the adaptations of seaweed have adapted to life in the ocean noticed. On the process of photosynthesis to make behavioural changes in order to survive to gather and! Impact to farming seaweed herbivores, or spines holdfasts that attach to the shore to prevent grazing on cultivated.. Along what is known as its … adaptations and body structure human intervention in the intertidal zone shallow. Producing seeds, but not seaweeds tidal pools and biodiversity of seaweeds are a type algae... A type of seaweed that help them attach to the rocky shore and other surfaces. And can grow easily seaweed physiological adaptations the intertidal zone 's Drug Overdoses researchers that! Species they can measure one centimeter or more that lives in the dry soils a! Very well adapted to life in the dry soils of a desert had to adapt to of and! Divided into more sections than leaves pretty tough environment surface area to gather sunlight and produce food year. And save thousands off your degree therefore, may have arisen only following intervention! Have arisen only following human intervention in the food chain that feed on seaweeds similar leaves! Type of seaweed that help a plant species survive in a pretty tough environment snack for many animals. Provides support for the physiological functions these are similar to leaves, but they exposed!

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