Reproduction Basics

The reproductive system is essential to keeping a species alive, but not essential to keeping an individual alive.

The male gamete, or sperm, and the female gamete, the egg or ovum.

The fertilized egg is called a zygote.

<p>Genes.</p> Signup and view all the answers

<p>Testicles, or testes.</p> Signup and view all the answers

<p>Both are needed for reproduction.</p> Signup and view all the answers

<p>Testosterone is the hormone that causes boys to develop deeper voices, bigger muscles, and body and facial hair, and also stimulates the production of sperm.</p> Signup and view all the answers

<p>The epididymis and vas deferens transport sperm.</p> Signup and view all the answers

<p>The testicles need to be kept cooler than body temperature to produce sperm.</p> Signup and view all the answers

<p>The accessory glands provide fluids that lubricate the duct system and nourish the sperm.</p> Signup and view all the answers

<p>The urethra is the channel that carries sperm (in fluid called semen) to the outside of the body through the penis, and it is also the channel through which pee passes as it leaves the bladder and exits the body.</p> Signup and view all the answers

<p>The glans is the tip of the penis, and it is the point where semen and pee exit the body through the urethra.</p> Signup and view all the answers