Punnett Squares

Front

Heterozygous is when...

Back

the alleles are different

Front

Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed? Options: 0 %, 25%, 50%, 75%

Back

25%

Front

Dominant alleles are represented by a:

Back

capital letter

Front

Aa, DD, bB, yy are all examples of

Back

genotypes

Front

What you see, or the physical appearance.

Back

Phenotype

Front

AA and Aa always show up as

Back

dominant

Front

aa always shows up as

Back

recessive

Front

What ratio of the offspring from the cross shown will be homozygous recessive for the trait of tallness? Options: 0 in 4, 1 in 4, 2 in 4, 4 in 4

Back

0 in 4

Front

AA and Aa always show up as

Back

dominant

Front

Aa, DD, bB, yy are all examples of

Back

genotypes