Find solutions to your problems with the help of IDNLearn.com's knowledgeable users. Ask anything and receive thorough, reliable answers from our community of experienced professionals.

Cells are surrounded and protected by. it's multiple-choice to fill in the blank. Here's the list of them.
Lipids
Nucleic Acids
Carbohydrates
Proteins


Sagot :

Answer:

The plasma membrane, or the cell membrane

Explanation:

-That's because all cells are surrounded by a structure called the cell membrane — which, much like the walls of a house, serves as a clear boundary between the cell's internal and external environments. The cell membrane is sometimes also referred to as the plasma membrane.

-The plasma membrane, or the cell membrane, provides protection for a cell. It also provides a fixed environment inside the cell, and that membrane has several different functions. One is to transport nutrients into the cell and also to transport toxic substances out of the cell