Examlex
One of the changes that occurs in puberty is the beginning of menstruation for females.This event is known as: _____.
Ovum
The female reproductive cell or egg, which can be fertilized by a sperm cell to produce a zygote.
Sickle Cell
A genetic blood disorder causing red blood cells to assume a sickle shape, leading to various health complications such as blockage of blood flow and anemia.
African American
A racial or ethnic group in the United States with ancestral ties to Africa, particularly Sub-Saharan Africa.
Genetic
Relating to the genes or heredity, and their role in determining the characteristics of organisms.
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