Punnett Squares & Pedigree Review

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

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

Back

ff

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

What allele combination should go in the missing box?

Back

Aa

Front

What you see, or the physical appearance.

Back

Phenotype

Front

Possible phenotype(s) of the offspring? (A-Brown hair; a-blond hair)

Back

75% Brown Hair and 25% Blond Hair

Front

What does a filled in square represent?

Back

Affected Male

Front

How many generations are shown in this pedigree?

Back

4