Answers: 2
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.
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Biology, 22.06.2019 09:00
Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel
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Biology, 22.06.2019 10:40
Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic
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Biology, 22.06.2019 11:30
Read the scenario below and answer the question that follows. hallie is reading a novel in the library when susan, her best friend, slumps down in a chair next to her. susan doesn't say anything, but hallie knows that susan is upset because she is slumping in her seat and rolling her eyes. a psychologist would explain that hallie is interpreting her friend's emotion based on a. the behavioral component of emotion b. her friend's ability to regulate emotion c. the verbal component of emotion d. the physiological component of emotion select the best answer from the choices provided a b c d
Answers: 1
If you put magnets together and allow them to arrange themselves, how will the poles be aligned?
Mathematics, 24.04.2020 00:41
Mathematics, 24.04.2020 00:41
Mathematics, 24.04.2020 00:41
Chemistry, 24.04.2020 00:41
Mathematics, 24.04.2020 00:41
Mathematics, 24.04.2020 00:41
Mathematics, 24.04.2020 00:41
Biology, 24.04.2020 00:41
Mathematics, 24.04.2020 00:41
Mathematics, 24.04.2020 00:41
Mathematics, 24.04.2020 00:41
English, 24.04.2020 00:41