Answers: 3
Biology, 21.06.2019 18:30
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.
Answers: 3
Biology, 22.06.2019 07:00
Give two examples of what would occur if one of the pairs did not match or had an extra chromosomes. explain how this might occur, and if it would be dangerous to the individual. fast.
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Biology, 22.06.2019 11:00
Which measure of an earthquake depends on how close you are to the focus?
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Biology, 22.06.2019 15:00
Which of th following is needed for cellular respiration to occur
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IN FIVE TO TEN SENTENCES, DISCUSS the major concepts of populations, and
how these concepts contri...
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