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In what region of the world is the incidence of infection with HIV highest?
Melanin
A pigment that gives color to the skin, hair, and eyes, and plays a crucial role in protecting the skin against UV radiation.
Insulin
A hormone produced by the pancreas that regulates blood sugar levels by facilitating the uptake of glucose into tissues.
Prolactin
A hormone produced by the pituitary gland that stimulates milk production after childbirth and affects sex hormone levels.
Latin Americans
People from countries in Latin America, a region of the Americas where Romance languages (primarily Spanish and Portuguese, and variably French) are spoken.
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