Genetics Terminology �Dominant - trait which stays visible �Recessive - trait which disappeared �Alleles - alternate forms of a gene for a trait �Genotype - genetic makeup of a trait �Phenotype - physical appearance of a trait �Homozygous - both alleles are the same �Heterozygous - two alleles are different
Genetics Terminology �Homozygous Dominant – pure dominant �Homozygous Recessive – pure recessive �Heterozygous Dominant – Hybrid with 1 dominant
Interpreting Problems In a certain plant green leaves are dominant to red leaves. Give the genotype and phenotype for the plant for the following conditions: Genotype Phenotype �Homozygous Dominant �Homozygous Recessive �Heterozygous Dominant
Interpreting Problems In a certain plant green leaves are dominant to red leaves. Give the genotype and phenotype for the plant for the following conditions: Dominant Trait – Symbol – Recessive Trait – Symbol – Green G Red g
Interpreting Problems In a certain plant green leaves are dominant to red leaves. Give the genotype and phenotype for the plant for the following conditions: Genotype Phenotype �Homozygous Dominant GG Green �Homozygous Recessive gg Red �Heterozygous Dominant Gg Green