Punnett Squares Vocab and Practice

Front

Define genotype.

Back

The genetic makeup represented with letters.

Front

Options: aa, Aa, AA, none of the above

Back

Aa

Front

Define homozygous.

Back

Two identical alleles.

Front

Yellow seeds are dominant over green. Cross two heterozygous plants. Phenotype?

Back

3 yellow and 1 green.

Front

Round peas (dominant) crossed with homozygous round pea. Phenotype?

Back

4 round peas.

Front

Genotypic ratio for two heterozygous?

Back

1:2:1

Front

Define phenotype.

Back

Physical appearance.

Front

Genotypic ratio for two heterozygous plants in a dihybrid Punnett square?

Back

9:3:3:1

Front

Fill in the missing space.

Back

aa

Front

Define dominant.

Back

The trait that always shows if present.