Question

What is the difference between red algae and brown algae?

Answer 1

Red algae:

1. It is a diverse category of algae that contains several red-colored seaweeds.
2. Some types produce valuable products (agar, alginates) or are used as food (laver, dulse, carrageen).

Brown algae:

1. Many seaweeds are part of a vast group of algae that are often olive-brown or greenish in color.
2. They include xanthophyll as well as chlorophyll.

Difference between red algae and brown algae:

Red algae	Brown algae
1. Red algae may be found in freshwater, brackish water, and, most notably, saltwater.	1. Brown algae can be found in freshwater, brackish water, and saltwater (occasionally).
2. Chlorophyll a, d, and phycoerythrin are photosynthetic pigments found in plants.	2. Chlorophyll a, c, and fucoxanthin are photosynthetic pigments found in plants.
3. The food stored in them is fluoride starch.	3. Mannitol or laminarin is stored in them as nourishment.
4. They belong to the Rhodophyceae algae family.	4. They are classified as algae of the Phaeophyceae family.
5. Flagella are not present in them.	5. They have two flagella that are uneven and lateral.
6. They have cellulose, pectin, and poly sulphate esters cell wall.	6. They have a cellulose cell wall and are aligned.
7. Examples include Irish moss, coralline algae, dulse (Palmaria palmata), and others.	7. Kelp, rockweed (Fucus), Sargassum, and more examples