Difference between revisions of "Translations:AY Honors/Marine Algae/Answer Key/4/en"

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Holdfasts vary in shape and form depending on both the species and the substrate type. The holdfasts of organisms that live in muddy substrates often have complex tangles of root-like growths, while those of organisms that live in sandy substrates are bulb-like and very flexible, such as the holdfast of sea pens, allowing the organism(s) to pull the entire body into the substrate when the holdfast is contracted. The holdfasts of organisms that live on smooth surfaces (such as the surface of a boulder) have the base of the holdfast literally glued to the surface.
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==4. How does size vary in marine algae? ==
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Some marine algae are so small they can only be seen under a microscope. Others are very large, such as Macrocystis, a species of kelp belonging to the brown algae group, which may reach {{units|60 meters|200 ft}} in length.

Latest revision as of 00:36, 26 February 2021

4. How does size vary in marine algae?

Some marine algae are so small they can only be seen under a microscope. Others are very large, such as Macrocystis, a species of kelp belonging to the brown algae group, which may reach 60 meters200 ft in length.

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