Learning Objectives

At the end of this lesson, you should be able to:

  • Identify where breeding fits into the genetic engineering story
  • Explain how homozygous and heterozygous individuals differ
  • Understand the basics of pedigrees and Punnett squares 
  • Recognize how long the breeding process takes and why
  • Defend why multiple crosses/generations have to be made
  • Explain how breeders know that a pig has the trait they are looking for