Question

What is the reserve food in rhodophyceae?

Answer 1

Rhodophyceae:

1. Rhodophyceae is a marine and multicellular algae.
2. Rhodophyceae contain red pigment known as phycoerythrin and sometime blue pigment called phycocyanine.
3. These red and blue pigments mask mask the chlorophyll and thus, rhodophyceae appear red in color.

Reserve food in Rhodophyceae:

1. Food reserve in rhodophyceae is Floridean starch.
2. The IUPAC name for Floridean starch is $\alpha -1,4-$glucan.
3. Floridean starch is a polysaccharide made of glucose units.
4. Floridean starch is stored in rhodophyceae in the form of grains in the cystole outside the chloroplast.

Thus, the reserve food in rhodophyceae is Floridean starch.