Question

In biology class, Kaylee observes cells. Each cell has a structure that separates the inside of the cell from the environment. Which structure is Kaylee observing?

A. cell membrane
B. genetic material
C. nucleus
D. cytoskeleton

Answer 1

The plasma membrane
Both prokaryotic and eukaryotic cells have a plasma membrane, a double layer of lipids that separates the cell interior from the outside environment.