Biology, 24.07.2019 09:30 AlaskaAirlines
People living in equatorial countries have a darker skin tone than others. what would be the reason for this change in skin tone? a. the ancestors of the people living in equatorial countries must have undergone a mutation for protection from malarial parasites and therefore evolved a darker skin tone. b. the ancestors of the people living in equatorial countries must have undergone evolutionary adaptation for protection from harmful uv rays that fall straight on the equator. c. people living in equatorial countries develop a darker skin tone due to the exposure to harmful ir rays falling straight on the equator, which damages their skin. need answer !
Answers: 2
Biology, 21.06.2019 14:30
When creating a graph, the goes on the x axis and the goes on the y axis. a. dependent variable, independent variable b. experimental group, control group c. independent variable, dependent variable d. control group, experimental group
Answers: 1
Biology, 22.06.2019 06:30
What function does the limb sever in each animal? how are the limb bones of the four animals similar? based on these similarities what can be inferred about the evolution of the four animals.
Answers: 2
People living in equatorial countries have a darker skin tone than others. what would be the reason...
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