There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
Teachers
Teachers
College Students, By Sex and Race-Ethnicity
Students and Money
High school students shopping at the mall
The Impact of Cross-Ethnic Friendships on Minority Students’ Well-Being