The sequence in which amino acids are linked to one another in a protein molecule is called its:
A
Primary structure
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B
Secondary structure
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C
Tertiary structure
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D
Quanternary structure
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Solution
The correct option is A Primary structure Proteins may have one or more polypeptide chains. Each polypeptide in a protein has amino acids linked with each other in a specific sequence and it is this sequence of amino acids that is said to be the primary structure of that protein.