What happens to the energy during a chemical reaction?
energy is burned up by the react...
Biology, 22.11.2019 01:31, maukjackie1974
What happens to the energy during a chemical reaction?
energy is burned up by the reaction.
energy is converted from one form to another.
energy is created by the reaction.
energy is used up by the chemical reaction.
Answers: 1
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.
Answers: 3
Biology, 22.06.2019 02:00, jonmorton159
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