Which functions are directly controlled by the cell membrane? A
protein synthesis, respiration, digestion of food molecules
B
active transport, recognition of chemical messages, protection
C
enzyme production, elimination of large molecules, duplication of DNA
D
release of ATP molecules, regulation of cell reproduction, food production

B

Explanation: the answer is b because 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

answer: c. two haploid cells

explanation: