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Biology, 21.06.2019 15:00
According to the theory of punctuated equilibrium, at what rate does speciation occur? species change depending on the rate of natural selection. after periods of stasis, new species evolve relatively rapidly. species change slowly and eventually form new species. some species change quickly and others change slowly to balance the overall rate.
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Biology, 21.06.2019 15:30
Which of the following is not a way in which a vascular plant's xylem and phloem are similar?
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Biology, 21.06.2019 23:30
The organelle pictured is found in cells of and is theorized to have once been an independent organism.
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What are the stages of mitosis...
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