Can someone me answer this page. i have a test tmr.

Air pollution is only caused by human activity, select the best answer from the choices provided ot of true or false

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.

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species