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Principles of Inheritance and Variation question

2001 · Q58
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Principles of Inheritance and Variation question

2001 · Q58

NEETBiologyPrinciples of Inheritance and VariationMCQ+4 / −1
Ratio of complementry genes is : -
  1. A
    9 : 3 : 4
  2. B
    9 : 7
  3. C
    12 : 3 : 1
  4. D
    9 : 3 : 3 : 4
View written solutionFree

Correct answer: B

If two genes present on different loci produce the same effect when present alone but interact to form a new trait when present together, they are called complementary genes. The F2 ratio is modified to 9 : 7 instead of 9 : 3 : 3 : 1.

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