Heredity - Test Test Answers

What is the probability of the offspring having hemophilia for the cross that is shown in the Punnett square?

Which type of scientific statement is defined as a hypothesis or group of hypotheses that can be accepted as true based on repeated experimentation with similar results?

If a person has type B blood, which statement describes the antibodies present in his or her blood?

In a dihybrid cross for round and yellow seeds (RrYy x RrYy), what is the probability of having green and wrinkled seeds? Key: R is equal to round r is equal to wrinkled Y is equal to yellow y is equal to green

Which was most likely an effect on society that resulted from improvements in blood handling during World War I and World War II?

Which of Mendel’s generations was allowed to self-pollinate?

In the cap f sub 2 generation of Mendel’s crosses,

In peas, yellow seed color (Y) is dominant to green seed color (y). Which describes an organism that has nonidentical alleles for seed color?

Which Punnett square represents a cross between two parents that are heterozygous for purple flowers?

Round seeds and yellow seed color are dominant to wrinkled seeds and green seed color. What is the probability of having offspring that have wrinkled seeds and yellow seed color for the cross RRYY times RrYy ?

Glaucoma is a leading cause of blindness. Studies have linked a common form of glaucoma to three genes and more than 20 genetic loci. Which best describes glaucoma?

Which allele combination represents a male who has an cap x -linked recessive disorder?

A scientist is studying fruit fly wings. Straight wings are dominant, and curly wings are recessive. Which statement correctly describes the cap f sub 1 generation if a straight-winged parent is crossed with a curly-winged parent and if both parents are true breeding?

Gregor Mendel used pea plants that were heterozygous for each of two traits—seed color and seed shape—to generate a dihybrid cross. The phenotypic ratio of the resulting offspring was nine with round and yellow seeds, three with round and green seeds, three with wrinkled and yellow seeds, and one with wrinkled and green seeds. From these results, what could Mendel conclude?

A purebred plant that has yellow flowers is crossed with a purebred plant that has white flowers. All the offspring have yellow flowers. Which conclusion about yellow flowers is supported by these results?

A pea plant exhibits a recessive trait. Which statement is most likely true about the plant?

In peas, yellow seed color (Y) is dominant to green seed color (y). A homozygous green seed pea plant is crossed with a heterozygous yellow seed pea plant. What is the predicted phenotypic ratio of the offspring based on seed color?

Mary has type A blood. Her son Bill has type AB blood. Which blood type does Bill's dad have if he is homogenous for blood type?

Which conclusion is supported by the graph?

Which law or principle shown in the diagram is represented by the F2 generation having one gene from each parent?

Which of Thomas Hunt Morgan's hypotheses was valid based on these results?

What do these characteristics all have in common?

In the pedigree that is shown, which represents Irene's allele combination?

Based on the Punnett square, what is the phenotype of the offspring?

What is the best evidence to prove that Irene was heterozygous for hemophilia?