Question

Solve the following SHEET ​

Answer 1

Answer:

Explanation:

1.Sperm develop in the testicles within a system of tiny tubes called the seminiferous tubules. At birth, these tubules contain simple round cells. During puberty, testosterone and other hormones cause these cells to transform into sperm cells.

2.Semen is a “viscous, creamy, slightly yellowish or greyish” substance made up of spermatozoa — commonly known as sperm — and a fluid called seminal plasma. In other words, semen contains two separate components: the sperm and the fluid.

3.