What is the respective ratio of sodium to potassium ions moves by the sodium potassium pump?

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.

Hedgerows have created a new ecosystem within britain’s a. farms b. cities c. forests d. industrial areas

Crossing over is a method of (blank)?