Punnett Square Practice

Front

What does heterozygous mean?

Back

Heterozygous means the alleles are different.

Front

What is the yellow seed genotype?

Back

The yellow seed genotype can be either AA or Aa.

Front

What is the chance of offspring showing a recessive trait?

Back

The chance is 25%.

Front

What does homozygous mean?

Back

Homozygous means the alleles are the same.

Front

What is the possibility of offspring having the dominant trait?

Back

The possibility is 75%.

Front

What is a Punnett Square?

Back

A Punnett Square is a diagram used to predict the outcome of a genetic cross.

Front

What are alleles?

Back

Alleles are different forms of a gene that can exist at a specific locus.

Front

What is a dominant trait?

Back

A dominant trait is one that is expressed in the phenotype even when only one copy of the allele is present.

Front

What is a recessive trait?

Back

A recessive trait is one that is expressed in the phenotype only when two copies of the allele are present.

Front

What does genotype refer to?

Back

Genotype refers to the genetic makeup of an organism.