Punnett Squares Practice

Front

Genotype of a heterozygous pea plant with round seeds (R) dominant to wrinkled seeds (r).

Back

Rr

Front

Genotype of a pea plant that is homozygous dominant for round seeds (R)?

Back

RR

Front

In mice, black fur (B) is dominant to white fur (b). According to the Punnett square shown, the offspring in box 4 would:

Back

be heterozygous.

Front

In mice, black fur (B) is dominant to white fur (b). According to the Punnett square shown, how many offspring would be black?

Back

4

Front

In humans, having freckles (F) is dominant to not having freckles (f). What is the percent chance that a married couple with no freckles will give birth to a child who has freckles?

Back

0%

Front

Both parents must have which genotype if two people with freckles get married and have three children, two with freckles and one without?

Back

Ff

Front

What genotype would an organism with white fur have if black fur is dominant and white fur is recessive?

Back

ff

Front

Cody's experiment: Which is the dominant phenotype in the pea plants?

Back

smooth

Front

Cody crosses a plant producing wrinkled peas with a plant producing smooth peas. All offspring have smooth peas. What were the genotypes of the parent plants?

Back

RR and rr

Front

Cody crosses a plant producing wrinkled peas with a plant producing smooth peas. All offspring have smooth peas. What were the genotypes of the parent plants?

Back

RR and rr