In the mature male, the or testes make and store millions of sperm cells. is the hormone that causes boys to develop deeper voices, bigger muscles, body and facial hair, and stimulates the production of sperm. The sperm and its fluid, called semen, travel through the to the outside of the body through the penis. The accessory glands, the seminal vesicle and , provide lubrication for the duct system and nourishment for the sperm.
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Bureaucracies are frequently measured by how much money they…
Bureaucracies are frequently measured by how much money they spend and how many people they employ, which is a measure of ________.
Affirmative action programs have been implemented to encoura…
Affirmative action programs have been implemented to encourage a more ________.
Benign prostatic hyperplasia occurs when the prostate is enl…
Benign prostatic hyperplasia occurs when the prostate is enlarged and constricts the resulting in difficulty urinating. is inflammation of the prostate.
Click on the area of the picture that holds the ascending co…
Click on the area of the picture that holds the ascending colon.
Ascites is abnormal accumulation of fluid in peritoneal cavi…
Ascites is abnormal accumulation of fluid in peritoneal cavity.
There are two kinds of sex cells, , in humans. The males gam…
There are two kinds of sex cells, , in humans. The males gamete is and the female gamete is the or .
Click on the area of the picture that holds the descending c…
Click on the area of the picture that holds the descending colon.
States have multiple types of government like special distri…
States have multiple types of government like special districts, school districts, cities, and townships. With all of these local governments, why are counties needed?
The digestive system is made up of the , the , , and .
The digestive system is made up of the , the , , and .