Are euglena unicellular or multicellular?

Euglena is single-celled, and the cell is enclosed in a semi-rigid protein sheath, not a true cell wall but not a simple cell membrane. Euglena is entirely unicellular, has no collagen and no cellulose, stores energy in paramylon bodies (not starch as plants do).

Explanation:

not 100% sure but i'm gonna say it's

retains water

fine grained

and is loose

your welcome

brainliest? (;