Biology, 08.01.2021 05:30, animaemaster

why it is important to understand this concept for the benefit of understanding other ideas in science/biology (1-2 sentences).

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Biology, 21.06.2019 18:30, smelcher3900

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

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Biology, 22.06.2019 13:10, mroueh21

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Biology, 22.06.2019 13:30, derpoofoofderp

The earths core is made up mainly of what 2 substances? 2. like an egg, earth has a core, a layer surrounding the core, and a thin, hard outer layer. which layers of the earth match the layers of an egg?

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Biology, 22.06.2019 15:30, viktoria1198zz

Which of these would most likely be a stimulus that would cause the body to initiate feedback mechanisms a.) normal body temperature in an arctic environment b.) normal boy temperature in a tropical environment c.)light physical activity d.)low blood sugar

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why it is important to understand this concept for the benefit of understanding other ideas in scien...