HIV crossed from chimps to humans in the 1920's in what is now the Democratic Republic of Congo. This was probably as a result of chimps carrying the Simian Immunodeficiency Virus (SIV), a virus closely related to HIV, being hunted and eaten by people living in the area.
Common Core. The district leaders have a meeting and they don't want to discriminate anyone or any school just because of its wealth or by where you live. They try to give EVERYONE a EQUAL opportinity once they get to college. In other words, they want competition to be fair.
Answer:Lipids play diverse roles in the normal functioning of the body: they serve as the structural building material of all membranes of cells and organelles. they provide energy for living organisms - providing more than twice the energy content compared with carbohydrates and proteins on a weight basis.
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