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When contacting a surface the waves can be

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Biology, 21.06.2019 21:30

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Biology, 21.06.2019 21:30

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Biology, 21.06.2019 22:00

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Biology, 22.06.2019 06:30

Amino acids contain the elements carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. of the 20 amino acids found in humans, 11 are called "nonessential" because they can be manufactured by the body when needed. which elements in these 11 amino acids are commonly obtained from the metabolism of sugar molecules?

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Biology, 07.09.2021 21:20

How do producers get nutrients in habitats that are not exposed to sunlight, such as in the deep sea A. break down algae B. Break down carbon