Animal Breeding and Genetics Quiz

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5 Questions

Which breeding method involves mating animals of different breeds?

Crossbreeding

Which breeding method involves mating animals of different species?

Outcrossing

Which breeding method involves mating animals of the same breed with no common ancestry?

Outcrossing

What is the term for the increase in performance of hybrids over purebreds?

Hybrid vigor

What are the objectives of animal breeding?

All of the above

Study Notes

Breeding Methods

  • Outbreeding involves mating animals of different breeds.
  • Hybridization involves mating animals of different species.
  • Linebreeding involves mating animals of the same breed with a common ancestry.
  • Inbreeding involves mating animals of the same breed with a close common ancestry.

Hybrid Vigor

  • Hybrid vigor is the increase in performance of hybrids over purebreds.

Objectives of Animal Breeding

  • To improve the quality and performance of domestic animals.
  • To increase the productivity of domestic animals.
  • To develop new breeds with desirable traits.
  • To conserve and utilize genetic resources.
  • To improve the adaptation of animals to their environment.

Test your knowledge on the principles of animal breeding and genetics with this quiz. Learn about how animals are bred to improve the quality and quantity of yield, growth rate, disease resistance, and more. Perfect for students of veterinary medicine and anyone interested in animal breeding.

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