Answer:
<h2>Blood flow through a capillary is controlled by the <u>precapillary</u><u> </u><u>sphincters</u><u>.</u></h2>
The external cell membrane. Even organisms as simple as bacteria have a cell membrane.
Prokaryotes do not have internal membranes but they still have external membranes.
Everything living thing has a cell membrane
Answer:
D
Explanation:
Mutation can be harmful and it can have no effect.
Roots are to collect water and leafs are to collect sunlight I’m pretty sure and the stem is to take water to the leafs I think
