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Biology, 22.06.2019 05:50
The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes
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Biology, 22.06.2019 07:00
Give an example of a trait that is controlled by more than one gene.
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English biologist, thomas henry huxley discovered, in samples of deep sea sediments, a primordial oo...
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