Mendel Genetics Vocabulary

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Across
  1. 3. A segment of DNA that codes for a specific trait
  2. 4. The process of sperm and egg joining to form a zygote
  3. 8. The transfer of pollen from one flower to another - "plant fertilization"
  4. 10. Having two different alleles for a gene
  5. 12. A cross that examines one pair of contrasting traits
  6. 13. The physical traits of an organism
Down
  1. 1. An allele that is always expressed when present
  2. 2. A different form of a gene
  3. 5. An allele that is masked when a dominant allele is present
  4. 6. Having two identical alleles for a gene
  5. 7. Special reproductive cells like sperm or eggs
  6. 9. An organism with two different alleles for a trait
  7. 11. The genetic makeup of an organism