Biology, 15.12.2019 04:31 231cornelius
When a person is running in a 5k race and their body is using the oxygen-energy system to extract energy, from which source(s) can energy be produced?
a. fat
b. protein
c. glucose
d. both fat and glucose?
Answers: 2
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Which animal group is the largest and contains more species from all the other living groups combined? is it mammals or
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Why are fossils not found in igneous rocks? igneous rocks are made from cooling of lava or magma. igneous rocks are found too deep underground. igneous rocks are too dark in color to contain fossils. igneous rocks are too dense to contain fossils.
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Describe the function of the endomembrane system? what organelles are involved?
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Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins
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When a person is running in a 5k race and their body is using the oxygen-energy system to extract en...
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