Question

Proteins contain.....
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Answer 1

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protein contains .....

carbon, hydrogen, and oxygen like the carbohydrates and lipids, but they also contain nitrogen and often sulfur and phosphorus. Protein molecules are often very large and are made up of hundreds to thousands of amino acid units........

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Answer 2

Answer:

polypeptide chains or amino acids

amino acids(made of C .H. O.N)are linked through peptide bonds which is a bond between hydrogen of amino group of one amino acid and hydroxyl group of carbonyl group of other amino acid.

Explanation:

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