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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.
Answers: 3
Biology, 21.06.2019 21:00
Amylase is an enzyme found in the human digestive system. why do you think it was important to keep the enzyme temperature about 37 degrees celsius (98.6 degrees f)? describe what might happened the temperature decreased by 10 degrees celsius.
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Biology, 21.06.2019 23:00
Which image shows labeled organelles that are present only in plant cells?
Answers: 1
Biology, 22.06.2019 01:30
Compare the composition of the moon's surface with the composition of the earth's surface.
Answers: 2
Which best describes the difference between osmosis and diffusion?
Osmosis is the movement of parti...
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