Answer:
Diffusion is the movment of particles from an area of high concentration to a low concentration down a concentration gradient
The gland that controls formation would be testes.
Answer: The enzymatic reactions of cellular respiration begin in the cytoplasm, but most of the reactions occur in the mitochondria. Cellular respiration occurs in the double-membrane organelle called the mitochondrion. The folds in the inner membrane are called cristae.
Explanation:
