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Biology, 22.06.2019 03:30
What does the hardy-weinberg principle relate to? a. chances of survival of an organism b. frequency of alleles in a population c. natural selection in a species d. causes of evolution among organisms
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The vaccine in a flu shot contains weakened flu viruses. how does a flu shot work with the immune system? a. it destroys lymphocytes. b. it destroys macrophages. c. it activates macrophages. d. it activates lymphocytes.
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If jane has the blood type ab and marries john who has type o blood what are the possible phenotypes of their first kid?
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Biology, 22.06.2019 12:30
Wich of the following are manual restraint techniques for dogs
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The splitting of water at photosystem 2 is known as:...
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