Which of the following is not part of the cell theory? a. all living things are made up of at least 1 cell. b. all living things are multicellular. c. cells are functional units of multicellular organisms. d. all cells arise from preexisting cells.

Study the picture of the ocean. which is the best example of an organism’s niche shown in the picture? a. the environment contains several of the same species of coral. b. the shallow area of the ocean meets the needs of the coral and the fish. c. the ocean has fish and coral that live in the same area. d. the coral take in food from the water and provide shelter for the fish.