BIO NMDCAT Factors that Affect the Rate of Enzyme Reactions

nmdcat.online July 11, 2026

Concerning temperature, the optimum value differs among enzymes because

A. All enzymes have identical amino acid sequences

B. Different enzymes possess different structural stability

✓

C. Every enzyme contains the same active site

D. Temperature changes substrate concentration

📝 Explanation

Enzymes from different organisms and tissues have different amino acid compositions and structures, resulting in different optimum temperatures.

📖 Additional Information

All enzymes have identical amino acid sequences
Different enzymes possess different structural stability
Every enzyme contains the same active site
Temperature changes substrate concentration

Enzymes from different organisms and tissues have different amino acid compositions and structures, resulting in different optimum temperatures.

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