Strategies For Enhancement In Food Production Question 173
Question: Hybrid vigour is due to [DPMT 2004; MHCET 2004]
Options:
A) Heterosis
B) Epistasis
C) Complementary genes
D) Supplementary genes
Show Answer
Answer:
Correct Answer: A
Solution:
The superiority of hybrid over either parent in one or more trait is called hybrid vigour or heterosis.
Heterosis obtained by crossing is called balanced heterosis while that obtained by mutations is called mutational heterosis.
BETA
