Why pottassium is called trrafic policeman of plants explain briefly

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.

What is the similarities and differences between bacteria and eukaryote?

When a doggo starts to pace around in the same line for a hand full of days. what would that mean?