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BIO NMDCAT Structure of DNA
nmdcat.online July 3, 2026

33. The observation that a single mutated gene can disrupt multiple distinct physical traits or metabolic pathways is called

A. Epistasis
B. Pleiotropy
✓
C. Codominance
D. Polygenic inheritance

📝 Explanation

Pleiotropy happens when a single gene codes for a protein used in multiple tissues, meaning a mutation can cause widespread symptoms.

📖 Additional Information

  • Epistasis
  • Pleiotropy
  • Codominance
  • Polygenic inheritance

Pleiotropy happens when a single gene codes for a protein used in multiple tissues, meaning a mutation can cause widespread symptoms.

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