Selective Breeding

• What is another term for selective breeding?

  Artificial selection
• What should you be able to explain about selective breeding of food plants?

  The impact on domesticated animals
• What are the disadvantages of selective breeding?

  Inbreeding can cause health issues
• What type of animals are wolves?

  Wild animals
• How did humans utilize wolves thousands of years ago?

  For protection and companionship
• What process did humans use to produce modern dogs from wolves?

  Selective breeding
• What are four examples of selective breeding?

  • Domestic dogs for gentle nature
  • Wheat for disease resistance
  • Cows for more meat or milk
  • Plants for large or unusual flowers
• What is the first step in selective breeding for larger cows?

  Select the largest male and female
• What does sexual reproduction produce in the offspring during selective breeding?

  Variation in the offspring
• What do you do after selecting the largest male and female offspring?

  Breed them together
• What is the consequence of breeding closely related animals or plants?

  It can cause inbreeding
• What health issues can arise from inbreeding in dog breeds?

  Inherited disorders like joint problems
• What is a common inherited disorder in dog breeds?

  Heart disease
• What is another inherited disorder found in dog breeds?

  Epilepsy