Help me doesn’t have to be a long paragraph, something short

What was the purpose of mendel's experiments with dihybrid crosses? a. to determine if dna was a transforming factor b. to determine if traits could be recessive c. to determine if traits affected each other d. to determine if traits had more than one allele

What is the genotype of the male circled in pink? ο χου lo xay xaya done answer was xay

24. how are vaccines used to keep people healthy?