The primary reproductive organs are the organs responsible for. 1  producing the egg and sperm cells (gametes), 2  producing hormones that function in the maturation of the reproductive system. 3  the development of sexual characteristics.
Define avert: to turn away or aside (the eyes, one's gaze, etc.) in avoidance; to see coming and ward off : avoid â avert in a sentence to turn away or aside (the eyes, one's gaze, etc.) in avoidance; to see coming and ward off : avoidâ¦ See the full definition
Definition of navigation. 1 : the act or practice of navigating. 2 : the science of getting ships, aircraft, or spacecraft from place to place; especially : the method of determining position, course, and distance traveled.