Answer:
Genetic pressure forces an animal to adapt to their environment, therefore changing their genetic code and contributing to genetic variation.
Answer:
Floodplains, alluvial fans, and mines.
Answer:
pituilatry gland
Explanation:
The pituitary gland is sometimes called the "master" gland of the endocrine system because it controls the functions of many of the other endocrine glands. The pituitary gland is no larger than a pea, and is located at the base of the brain.
D because I done that lol
