Controls what goes in and out of a cell
Answer:
it does not specify which is female and which is male so i am going to go with a.
Explanation:
The answer is C. lipid membrane
The reason for this is, as stated in your question, it is called a phospholipid bilayer.
It's called like that because it is made out of lipids and it also has phosphate groups, while the bilayer part means it just has two layers. Therefore it is commonly also called a lipid membrane.
Answer:
you are correct sir. It is a controlled experiment
Explanation:
The upper layer of the Earth