Question

p.3 identify functions of animal cell parts what is the main function of the cell membrane in an animal cell? to break down waste and worn-out cell parts to make proteins to control which substances enter and leave the cell to contain the information that the cell uses for growth and activities

Explanation:

• Analyze each option:
• "to break down waste and worn - out cell parts" is the function of lysosomes, not the cell membrane.
• "to make proteins" is the function of ribosomes.
• The cell membrane is a selectively permeable barrier, and its main function is to control the movement of substances (like nutrients, waste, etc.) into and out of the cell.
• "to contain the information that the cell uses for growth and activities" is the function of the nucleus (which contains DNA).

Answer:

to control which substances enter and leave the cell