BIO 2870/ch03

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The smallest living unit within the human body is 1) A) a protein. B) an organ system. C) a tissue. D) the cell. E) an organ. 2) Which of the following terms is/are not used to define the structure that separates the contents of a human cell from its surrounding medium? 2) A) cell wall B) phospholipid bilayer C) plasma membrane D) cell membrane E) both a cell wall and a phospholipid bilayer ...