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Principles of Inheritance and Variation question

2011 · Q65
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Principles of Inheritance and Variation question

2011 · Q65

NEETBiologyPrinciples of Inheritance and VariationMCQ+4 / −1
When two unrelated individuals or lines are crossed, the per romance of F1 hybrid is often superior to both parents. This phenomenon is called :
  1. A
    Sphcing
  2. B
    Transformation
  3. C
    Heterosis
  4. D
    Metamorphosis
View written solutionFree

Correct answer: C

The increased vigour displayed by the offspring from a cross between genetically different parents is called heterosis. Hybrids from crosses between different crop varieties (F1 hybrids) are often stronger and produce better yields than the original varieties.

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