Question

Где обитают и какое строение имеют красные водоросли? помогите пожалуйста​

Answer 1

Обитание красных водорослей: в морях на больших глубинах,в почвах, в верхних горизонтах моря.
Клеточная стенка: фибриллярного матрикса и аморфной фракции, в их состав входят агар, агароиды, каррагинаны и маннаны. Иногда поверх клеточной стенки расположена белковая кутикула .

Answer 2

Red Algae: Habitat and Structure

Red algae, also known as Rhodophyta, are a diverse group of photosynthetic organisms that primarily inhabit marine environments. They can be found in both tropical and temperate regions, ranging from shallow coastal waters to deep ocean depths. Some species of red algae can also be found in freshwater environments, such as rivers and lakes.

Habitat: Red algae are well-adapted to survive in various habitats within the marine environment. They can be found attached to rocks, coral reefs, and other substrates, as well as floating freely in the water column. Some species of red algae are even capable of living in extreme environments, such as the intertidal zone where they are exposed to both air and water during tidal cycles.

Structure: The structure of red algae can vary depending on the species, but there are some common characteristics. Red algae are multicellular organisms that can range in size from microscopic to several meters in length. They have a complex cellular structure with specialized cells for different functions.

One distinctive feature of red algae is the presence of phycobiliproteins, which give them their characteristic red color. These pigments allow red algae to absorb light efficiently, even in deep waters where other pigments, such as chlorophyll, are less effective.

Red algae also have a unique cell wall composition. Unlike other algae, they have a cell wall made up of cellulose and agar, which provides strength and flexibility. This cell wall is often covered by a gelatinous layer called the mucilage.

The body of red algae, known as the thallus, can have various forms, including filamentous, sheet-like, or branched structures. Some species of red algae have a complex branching pattern, forming intricate and beautiful structures.

In summary, red algae are primarily found in marine environments, ranging from shallow coastal waters to deep ocean depths. They have a complex cellular structure with specialized cells and a unique cell wall composition. The thallus of red algae can have various forms, including filamentous, sheet-like, or branched structures.