BIO NMDCAT Structure of DNA

nmdcat.online July 3, 2026

85. The precise sequence of amino acids in a polypeptide chain is dictated directly by the sequence of

A. Sugars in the cellular polysaccharide matrix

B. Nucleotide triplets within the exons of a structural gene

✓

C. Histone proteins forming the core nucleosomes

D. Fatty acids in the surrounding membrane

📝 Explanation

The linear sequence of nucleotide codons inside exons determines the exact order of amino acids added during protein translation.

📖 Additional Information

Sugars in the cellular polysaccharide matrix
Nucleotide triplets within the exons of a structural gene
Histone proteins forming the core nucleosomes
Fatty acids in the surrounding membrane

The linear sequence of nucleotide codons inside exons determines the exact order of amino acids added during protein translation.

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