GENETICS - Javier Gonzalez

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Across
  1. 3. describes how organisms change over many generations
  2. 7. process of sperm and egg uniting
  3. 8. a person, plant, or animal that is descended from a particular ancestor
  4. 9. differences in offspring caused by different combinations of alleles from two parents
Down
  1. 1. reproduction involving two parents
  2. 2. haploid cell such as an egg or sperm
  3. 4. fertilized egg
  4. 5. having variation
  5. 6. an early type of animal or plant from which others have evolved
  6. 10. group of genetically related organisms constituting a single step in the line of descent