ICSE BoardEnglish MediumSTD 10BiologyGenetics - Some Basic Fundamentals1 Mark
MCQ
The $9: 3: 3: 1$ dihybrid ratio is due to :
A
Segregation
B
Crossing over
✓
Independent assortment
D
Homologous pairing
✓
Answer
Correct option: C.
Independent assortment
(c) Independent assortment Explanation : The 9:3:3:1 ratio in dihybrid crosses results from the independent assortment of genes, where different traits are inherited independently of each other.
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