Cells are what every living thing is made of.
Answer:
While protozoans evolved early and have survived to the present day as unicellular organisms, they have undoubtedly undergone considerable evolutionary change. So the role they have is rather big because they where here from early days. Animals could of adopted and learned from them
Explanation:
Answer:
negative feedback inhibition.
Answer is D.Because phospholipids form the basic structure of a cell membrane
