The protist known as an euglena is sometimes considered an animal-like protist and other times a plant-like protist. why would scientists classify it as a plant-like protist?
a. presence of chlorophyll
b. the way it moves
c. presence of an eye spot
d. none of these

The correct answer is A. They are classified as a plant-like protist because of the presence of chlorophyll. They resemble plants by having a cell wall, chlorophyll and the capability of carrying out photosynthesis. All plant like protist live in water and have the same reproduction and movement.

This post might have the info you need:

4, two dominant and two recessive