NURSING ANM AND GNM

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NURSING EXAM QUESTIONS

BIOCHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Proteins are compose of the elements ____
A
C, H, O
B
C, H, O, P
C
C H, O P, N
D
C, H, O, N
Explanation: 

Detailed explanation-1: -Proteins are compounds composed of carbon, hydrogen, oxygen, and nitrogen, which are arranged as strands of amino acids .

Detailed explanation-2: -All proteins contain four elements, carbon, hydrogen, oxygen and nitrogen, with most proteins also containing sulfur. Further, there are proteins which also contain phospho-rus, iodine, iron, copper and zinc. These elements are contained in the proportions shown below, with percentages varying in each protein.

Detailed explanation-3: -Proteins contain carbon, hydrogen, oxygen, nitrogen, and sulfur. Protein molecules consist of one or more chains of small molecules called amino acids. The sequence of amino acids in chains and the number of chains in a protein determine the protein’s shape.

Detailed explanation-4: -Amino acids join to form proteins. Each amino acid is formed with one basic group NH2 and one acidic group(COOH).

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