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Roproduction - Coggle Diagram
Roproduction
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Male reproductive system
During ejaculation the sperm pass through the sperm ducts and mix with fluids produced by the glands.
The function of the male reproductive system is to produce sperm cells - male gametes - and release them inside a female.
The male reproductive system has two testes. These are contained in a bag of skin called the scrotum. The testes have two functions-
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Gestation and birth
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The placenta is an organ responsible for providing oxygen and nutrients, and removing waste substances. It grows into the wall of the uterus and is joined to the fetus by the umbilical cord.
A fertilised ovum divides to form a ball of cells called an embryo. The embryo attaches to the lining of the uterus. It begins to develop into a fetus and then becomes a baby when it is born. It takes about 40 weeks for a fetus to develop in the uterus, this time is called gestation.