Punnett Squares

Front

What does purebred mean in the context of Punnett Squares?

Back

Both alleles are the same.

Front

What genotype is heterozygous?

Back

Bb.

Front

What does hybrid mean in context to Punnett Squares?

Back

A mix of dominant and recessive alleles.

Front

What is a phenotype?

Back

The physical traits an organism has due to its genes.

Front

Which is a recessive allele?

Back

d.

Front

What is a genotype?

Back

The letter combination that represents the alleles of a gene.

Front

What is the purpose of a Punnett Square?

Back

To predict the genetic outcomes of a cross between two organisms.

Front

What does dominant allele mean?

Back

An allele that expresses its trait even in the presence of a recessive allele.

Front

What is the difference between homozygous and heterozygous?

Back

Homozygous has two identical alleles; heterozygous has two different alleles.

Front

What does it mean if an organism is a carrier for a trait?

Back

It has one recessive allele and one dominant allele but does not express the recessive trait.