Biology, 11.03.2020 21:00 fordkt9027
When scientists set out to test a hypothesis, it is often most practical to try to prove the hypothesis false rather than to prove it is true in all cases. Scientists place great confidence in cell theory, yet it has not been tested in every living thing on the planet. What piece of evidence would cause scientists to decide that cell theory would need to be revised? A. An organism was found with tissues made of something other than cells. B. A cell was found that could continue to divide and reproduce indefinitely. C. An animal cell was found that could harness solar energy as plant cells do. D. Cells were found that used something other than DNA as hereditary material.
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What is the term for the two sets of chromatids formed in the parent cell a.haploid b.diploid c.gamete d.tetrad
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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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When scientists set out to test a hypothesis, it is often most practical to try to prove the hypothe...
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