Mutualism
Explanation: a relationship between two species of organisms in which both benefit from the association.
Testosterone<span> begins the development of secondary sexual characteristics.</span>
During puberty the testes of the man will begin to produce testosterone. This causes hair growth in multiple areas of the body and the voice change. Similarly, women begin to grow hair but also begin menstruation.
Answer:
carrier protein
Explanation:
To resolve this, a specialized carrier protein called the glucose transporter will transfer glucose molecules into the cell to facilitate its inward diffusion. There are many other solutes that must undergo facilitated diffusion to move into a cell, such as amino acids, or to move out of a cell, such as wastes.
