Question

In many protozoa are found
contractile structures, in pellicle o
ectoplasm, called​

Answer 1

Explanation:

: a thin skin or film: such as. a : an outer membrane of some protozoans (such as euglenoids or paramecia) b : a film that reflects a part of the light falling upon it and transmits the rest and that is used for dividing a beam of light (as in a photographic device)