-----ANSWER-----1. Dominant and recessive (T=Tall & t=short Cross :Tt×TtPhenotypic ratio: Tall=75% Short=25%Genotypic ratio: TT=25% Tt=50% tt=25%-----Phenotypic Ratio-----a comparison of the observable traits, or phenotypes, in the offspring of a genetic cross.-----Genotypic Ratio-----a way to express the proportion of different gene combinations (genotypes) present in a group of offspring resulting from a genetic cross.