Answer:
D
Explanation:
it regulates the flow of water into the cell
natural selection is an species wich are adapted to their environment
Answer:
1- testes
2-penis
3-epididymis
4-semen
5-scrotum
6-vas deferns
7-seminal vesicles
Explanation:
took the assignment and got it right
In biology, diffusion is the movement of substances with the concentration gradient, which means they move from an area of high concentration to an area of low concentration. Facilitated diffusion is diffusion that is performed with the help of a carrier protein that can move particles of the substance.
