Question
What is the pattern of inheritance for polygenic trait?
NEET
Zoology
Principles of Inheritance and Variation
2025
NEET 2025
NEET Zoology Question (2025) — Solution
Options
- A. Mendelian inheritance pattern
- B. Non-mendelian inheritance pattern
- C. Autosomal dominant pattern
- D. X-linked recessive inheritance pattern
Answer
B. Non-mendelian inheritance pattern
Step-by-step solution
Polygenic inheritance refers to the inheritance of a trait controlled by two or more genes. When human disorders are determined by mutation in the single gene then they are transmitted to the offspring as per Mendelian principle. Polygenic trait shows non-Mendelian inheritance pattern.
Related: Zoology — Principles of Inheritance and Variation · All PYQ Banks