Drag each label into the appropriate position in order to identify where each secretion enters the gi tract

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.

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.

Which organelle breaks down sugar molecules that supply energy to the cell ?