Answer:
B
Explanation: They make up most of a cell membrane
It seems that you have missed to include the necessary options for us to answer this question, so I had to look for it. Anyway, here is the answer. The group of protists that would be most likely to have cilia as adults and why is the <span>heterotrophic protists would since they use them to gather food. Hope this helps.</span>
Cell Wall and the purpose is to protect the cell.
Hope this helps:)
The green machines within a plant are the blank.
chloroplasts are the green machines