How many of the following are associated with members of red algae ?
Laminarin and mannitol, non-motile spores, oogamous reproduction, phycocolloids in cell wall, complex post fertilization development.
Laminarin and mannitol are storage food in Phaeophyceae(brown algae). Non motile spores, oogamous reproduction, phycocolloids in cell wall and complex post fertilization development are characteristic features of Rhodophyceae(red algae).