Title: Optional

Text: What is testosterone? Testosterone is produced by the gonads (by the Leydig cells in testes in men and by the ovaries in women), although small quantities are also produced by the adrenal glands in both sexes. It is an androgen, meaning that it stimulates the development of male characteristics. Each paragraph will be a test.

Save test: Use this if you want to share this typing test (only for authenticated users).