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Speciation 1. occurs when a species dies out 2. is caused by reduced gene flow 3. happens when parasites evolve 4. is slowed by geographic isolation
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Which of the following is not a defining characteristic of plants?
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Which statement is not an accurate description of meiosis? a) meiosis produces offspring that are genetically diverse. b) meiosis produces offspring that are identical to the parent. c) in sexual reproduction half of the genetic material comes from the father (sperm) and half of the genetic material comes from the mother (egg). d) meiosis decreases the number of chromosomes by half so that when a sperm fertilizes an egg, the resulting zygote has the correct number of chromosomes.
Answers: 1
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Why do mountaineers become breathless as they reach high altitudes
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Speciation 1. occurs when a species dies out 2. is caused by reduced gene flow 3. happens when para...
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