Explain an important fact regarding the male reproductive system?

Penis is the male genital muscular organ. Testes are the primary sex organ of male reproductive system. Prostate gland and seminal vesicles add their secretion to the sperms. The temperature in scrotum is 1 - 3°C lower than the normal body temperature which helps in sperm formation.

What do you understand about sexual characteristics? What are primary and secondary sexual characteristics?

Sexual characteristics are physical or behavioral traits of an organism which are indicative of its biological sex. They are of two types of primary and secondary sexual characteristics. Primary sexual characteristics are the presence of testes or ovaries. Secondary sexual characteristics are which distinguish the sexes of a species, but which are not directly part of the reproductive systems.

Human Male Reproductive System | Structure, Functions, and Puberty Explained

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