Incomplete & Codominance ELL

Master incomplete & codominance genetics with this Punnett square practice worksheet!

Match the type of dominance with its description. Complete heterozygous has the same phenotype as homozygous dominant Incomplete heterozygous is a blend of both dominant alleles Codominance heterozygous shows both dominant alleles What type of dominance is this? complete incomplete codominance Complete the Punnett Square and answer the questions that follow. Cross a white and a pink flower. Punnett Square W W R RW RW W WW WW What is the percent chance the offspring will be pink? 0% 25% 50% 100% What is the percent chance the offspring will be heterozygous? 0% 25% 50% 75% What type of dominance is this?Black: BB bb complete incomplete codominance Complete a Punnett Square and answer the questions that follow. Cross a black (BB) rabbit and a white (bb) rabbit. Punnett square B B b Bb Bb b Bb Bb What is the percent chance the offspring will be black? 25% 50% 75% 100% What is the percent chance the offspring will be white? 0% 25% 50% 75% What type of dominance?Brown Horse: BB x White Horse: WWTan Horse: BW complete incomplete codominance Complete the Punnett Square and answer the questions that follow. Cross two tan horses.Brown Horse: BB White Horse: WWTan Horse: BW Punnett Square B W B BB BW W BW WW What percent of the offspring will be white? 25% 50% 100% 0% What percent of the offspring will be tan? 0% 25% 50% 100% What type of dominance is this cross an example of? complete incomplete codominance Complete the Punnett Square and answer the questions that follow. Cross a black chicken and a speckled chicken. Punnett Square B B B BB BB W BW BW What is the probability that the offspring will be heterozygous? 0% 25% 50% 75% What is the probability the offspring will be black? 25% 50% 75% 100%