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Skiing is a winter sport, so you need to pay attention to keep warm and protect yourself when skiing. In this environment, special ski pants have become an ideal choice for skiers. The following is a detailed explanation of why…
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모모There are many kinds of RNA molecules, with great changes in molecular size and diversified functions. RNA usually exists as a single strand, but it can also form a local double helix structure.We have every reason to believe. Chemical Custom…
Protein is a substance with a certain spatial structure, which is formed by the zigzag folding of polypeptide chains composed of amino acids in the form of dehydration and condensation. Protein must contain carbon, hydrogen, oxygen and nitrogen.In the past…
In the cold winter, skiing is a very popular outdoor sport. Ski pants are one of the essential equipment in skiing. So, when you wear ski pants, do you need to wear pants inside? This question may vary from person…
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