Ulothrix can be described as a

Options

A. non-motile colonial alga lacking zoospores
B. filamentous alga lacking flagellatted reproductive stages
C. membranous alga producing zoospores
D. filamentous alga with flagellated reproductive stages

Answer

D

Explanation

(d) Ulothrix is a freshwater, filamentous green algae, found in rather cold flowing water, Sexual reproduction in Ulothrix is isogamous type, i.e. it takes place between two morphological similar motile, flagellated male and female gametes which come from different filaments.