Science Chapter 12.2

  1. What is Heredity?
    is the passing of physical characteristics, or traits, from parents to offspring
  2. What are Genetics?
    the scientific study of heredity
  3. What is Fertilization?
    when egg and sperm cells join
  4. What is a Purebred?
    an organism that is the offspring of many generations that shows the same form of a trait
  5. What are Alleles?
    are  the different forms of a gene
  6. What is a Dominant Allele?
    is one whose trait always shows up in the organism when the allele is present
  7. What is a Recessive Allele?
    is hidden whenever the dominant allele is present
  8. What is a Hybrid?
    an organism that has two different alleles for a trait
Card Set
Science Chapter 12.2
These are Flash Cards for Interactive Science Lesson 2 Chapter 12.