selective breeding

• selective breeding


  taking the best plants or animals and breeding them together to get the best possible offspring
• what does selective breeding involve?

  Selective breeding involves choosing parents with the desired characteristic from a mixed population. They are bred together. From the offspring those with the desired characteristic are bred together. This continues over many generations until all the offspring show the desired characteristic.
• useful or attractive features that are commonly bound from selective breeding:

  • animals that produce more meat or milk
  • crops with disease resistance
  • decorative plants with big or unusual flowers
  • dogs with a good temperant
• what can selective breeding lead to?

  inbreeding
• what is inbreeding?


  Inbreeding is the mating of individuals who are closely related to each other, such as siblings or parents and offspring.
• what can inbreeding cause?

  health problems because there is more chance of the organisms inheriting harmful genetic defects when the gene pool is limited