Mendelian Genetics Multiple Choice Questions and Answers 100% Pass

Mendelian Genetics Multiple Choice Questions and Answers 100% Pass An organism's expressed physical traits, such as hair color or shape, are called its ____ . genotype allele phenotype gamete phenotype What is an allele? A version of a gene. A type of cell. A type of mutation. A blood type. A version of a gene. An organism that has two different alleles for a single trait is said to be _____ for that trait. haploid heterozygous homozygous polyploid heterozygous In this type of inheritance, one allele for a specific trait is not completely expressed over its paired allele. Co-dominance Complete Dominance Incomplete Dominance Aneuploidy Incomplete Dominance If red flower color (R) is dominant and white (r) recessive, a plant with white flowers would have a genotype of ___ . RR rr Rr rR rr In a dihybrid cross, organisms differ in how many traits? Four Three Two One Two In a dihybrid cross, what is the expected ratio in the F2 generation? 4:1 3:1 9:3:3:1 8:4:2:2 9:3:3:1 A cross between true-breeding green and yellow plants (green pea color is dominant) results in ... plants with 1/4 green peas, 3/4 yellow peas plants with all yellow peas plants with 1/4 yellow peas, 3/4 green peas plants with