Punnett Squares

Front

Complex molecule that carries genetic information that defines an organism's traits. It is stored in the nucleus.

Back

DNA

Front

Dominant alleles are represented by a:

Back

capital letter

Front

Aa, DD, bB, yy are all examples of

Back

genotypes

Front

In a heterozygous genotype, the ___________ allele takes over in the phenotype.

Back

dominant

Front

What you see, or the physical appearance.

Back

Phenotype

Front

T - tall and t = short

In the punnett square below, what belongs in the missing square?

Options: tt, Tt, Bb, TT

Back

tt

Front

Which of the following genotypes is heterozygous? Options: Bb, BB, bb, B

Back

Bb

Front

B = brown fur b = white fur

In the punnett square, what is the probability for white fur?

Back

50%

Front

What chance does the offspring have of showing a dominant trait? Options: 100%, 75%, 50%, 0%

Back

100%

Front

Phenotype of offspring? (A-Brown hair; a-blond hair) Options: 50% Brown Hair and 50% Blond Hair, 25% Brown Hair and 75% Blond Hair, 75% Brown Hair and 25% Blond Hair, 0% Brown Hair and 100% Blond Hair

Back

75% Brown Hair and 25% Blond Hair