Gonads are the reproductive organs that produce gametes.
Gametes are also known as sex cells. They are produced by the gonads. In males, the gonads are the testes. The gametes that are produced by males are called sperm cells. In females, the gonads are the ovaries. The gametes that are produced by females are called egg cells.
Answer: Mass
Explanation: i hope i helped i did that yesterday and it was right but i hope it is??
I am going with x-rays; it is the most visible to the naked eye out of all the choices.
It is an advantage because they approach their environments from all sides equally.