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Biology, 22.06.2019 00:50
What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.
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Biology, 22.06.2019 10:00
What organ is the first to receive nutrients that have been absorbed from the digestive tract?
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Biology, 22.06.2019 13:00
Anormal strand of dna is shown below, followed by the same strand of dna after mutations have occurred.
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Describe why oxygen moves from the air to the blood in the alveolar capillaries and again why oxygen...
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