Presentation on theme: "Genetics Key Terms Genetics- is the study of heredity. Heredity- is the passing of traits from parents to offspring. Trait- a characteristic like hair."— Presentation transcript:
Genetics Key Terms Genetics- is the study of heredity. Heredity- is the passing of traits from parents to offspring. Trait- a characteristic like hair color or eye color.
Genetics Key Terms Dominant Allele- the trait that is expressed or seen. Dominant alleles are represented by a capital letter.
Genetics Recessive Allele- the trait that is covered up or masked. Recessive traits are represented by a lower case letter.
Genetics Key Terms Genotype- the organisms genetic make up. Phenotype- an organisms physical appearance.
Genetics Key Terms Homozygous- when both alleles of a pair are alike. (Ex. TT or tt) Heterozygous- when the two alleles in the pair are different. (Ex. Tt)
Genetics Offspring receive one allele for a trait from each parent. Complete Dragon Genetics.