The testes is responsible for
creating sperm cells. It is the male reproductive organ found below the penis.
Answer:
Thymine
Remember: Apple under the Tree
A in apple for Adenine
T in Tree for Thymine
This is only for DNA!
The endocrine system is a messenger system comprising feedback loops of the hormones released by internal glands of an organism directly into the circulatory system, regulating distant target organs. In vertebrates, the hypothalamus is the neural control center for all endocrine system