Which factor is used to determine whether two organisms are members of the same species? A. They look almost identical to each other
B. They have the same common names
C. They produce offspring that are also able to reproduce
D. They live in the same place

An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.