Biology, 10.12.2020 14:00 annetteaudc
10. When fertilization occurs, the resulting zygote is a diploid cell containing two of every type of chromosome. This is because one of each type of chromosome is –
A mutated by ultraviolet radiation C contributed by both parents
B deleted during the fertilization process D duplicated within sperm cells
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.
Answers: 2
Biology, 22.06.2019 13:00
Which type of landforms forms at the plate boundary as a result of divergent stress
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Biology, 22.06.2019 14:30
The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping
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10. When fertilization occurs, the resulting zygote is a diploid cell containing two of every type o...
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