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NEET2015ZoologyStrategies for Enhancement in Food ProductionActual

Outbreeding is an important strategy of animal husbandry because it:

Options

  1. AIs useful in producing purelines of animals
  2. BIs useful in overcoming inbreeding depression
  3. CExpose harmful recessive genes that are eliminated by selection.
  4. DHelps in accumulation of superior genes.

Correct answer

B. Is useful in overcoming inbreeding depression

Step-by-step solution

Outbreeding: It refers to the mating of unrelated animals, it may be between individuals of the same breed but not having common ancestors for 4-6 generations. It helps in overcoming inbreeding depression. It is of two types: Cross–breeding: Mating of animals belonging to different breeds is called cross-breeding. It involves interbreeding of superior males of a breed with superior females of another breed to produce hybrid animals. Interspecific hybridization: The crossing of male and female animals of two d

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