Punnett Square TEST

One cat is Hh (heterozygous long hair) and its mate is HH (homozygous long hair). What is the probability their offspring will have the genotype Hh?

• 25%

• 50%

• 75%

A heterozygous red flower (Rr) is crossed with a homozygous white flower (rr). What is the probability that their offspring will have a red flower?

• 25%

• 50%

• 100%

A heterozygous red flower (Rr) is crossed with another heterozygous red flower (Rr). What is the probability that their offspring will have white flowers?

• 100%

• 75%

• 25%

If a black guinea pig (BB) is crossed with a white guinea pig (bb), what is the probability their offspring will have black fur?

• 25%

• 75%

• 100%

Scientists call an organism with two different alleles for a trait (Tt) a ...

• heterozygous or hybrid

• purebred

• factor

What does TT mean to geneticists?

• two dominant alleles or pure homozygous

• two recessive alleles

• one dominant allele and one recessive allele

What does Tt mean to geneticists?

• two dominant alleles

• two recessive alleles

• one dominant allele and one recessive allele

What does ee mean to geneticists?

• two dominant alleles

• two recessive alleles

• at least one dominant allele

An organism's PHYSICAL appearance is its ....

• genotype

• phenotype

• heterozygous

An organism's genotype is its ...

• genetic makeup or alleles received

• feather color or how it shows up

• tall stem