1. Important Vocabulary
Genetics

2. Allele

3. Different forms of the same gene (example: H or h)
Allele:

4. Gene

5. Genes code for specific traits

6. Phenotype

7. Physical characteristic – form of a trait that an organism displays
Phenotype:

8. Genotype

9. Alleles of the genes an organism contains – THE GENES
Genotype

10. DOMINANT

11. Only one allele is needed to express the trait
DOMINANT

12. recessive

13. must have two recessive alleles to express the trait

14. MENDEL

15. Austrian monk during the mid-1800s, studied heredity in pea plants
Mendel

16. Homozygous dominant

17. The organism has two DOMINANT alleles for that trait (Ex: HH)
Homozygous Dominant

18. Homozygous recessive

19. The organism has two recessive alleles for that trait (Ex: hh)
Homozygous Recessive

20. Heterozygous

21. The organism has one DOMINANT & one recessive allele (Ex: Hh)
Heterozygous