The cell membrane is the structure that encloses the cell and regulates the passage of materials between the cell and its environment. what is another name for the cell membrane?

Ineed the definitions of all of these words nasap i will give 1o points to whoever awnsers

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form