Which is the best example of a response to an external stimulus? A. drinking water after a long run
B. avoiding the sun by looking for food at night
C. a hungry bear hunting for food
D. falling asleep in the treetops of a forest

will mark brainiest

Describe how an electric generator works

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.

Beth’s hygrometer is reading a temperature of 30 c and a relative humidity of 65%. the humidity in the air is?