Answer:
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All of them. Forests are considered natrual enviornment and people/buildings are man-made environment
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Answer: The products of pyruvate metabolism are lactate, ethanol and acetyl CoA
Explanation:
Lactate: Lactate is produced by anaerobic fermentation that takes place in the skeletal muscles in humans.
Ethanol: Ethanol is produced through fermentation process yeast and bacteria.
Acetyl CoA: Aerobic Oxidation of pyruvate give rise to acetyl CoA is which the starting molecule in the citric acid cycle.
Answer:
B. Fire let humans increase their energy use tenfold
Explanation:
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Answer:
D
Explanation:
If a group of organs working together is called an organ system, and there are about 11 major body systems including the nervous system, the nervour system must be an organ system.
