Question

Which characteristic identifies brown algae?

Answer 1

brown algae are mainly marine,they chl a and chl c and a accesory pigment fucoxanthin,that is why the colour is brown,their main stored food is mannitol,and laminarin(alcoholic sugars),they are very long,so called kelps,iodine is found from them,they reach upto a height of 100 mtrs.

Answer 2

its the chl a and chl c and the stored food which distinguishes it from the others algae.