Punnett Square Vocab

Front

Dominant alleles are represented by a:

Back

capital letter

Front

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

Back

dominant

Front

In pea plants, round seeds (R) are dominant to wrinkled seeds (r). Which of the following represents the genotype of a pea plant that is homozygous dominant?

Back

RR

Front

Heterozygous is when...

Back

the alleles are different

Front

Aa, DD, bB, yy are all examples of

Back

genotypes

Front

What is a genotype?

Back

The genetic makeup of an organism, represented by alleles.

Front

What is a phenotype?

Back

The observable physical or biochemical characteristics of an organism, determined by its genotype.

Front

What does homozygous mean?

Back

Having two identical alleles for a particular gene.

Front

What does heterozygous mean?

Back

Having two different alleles for a particular gene.

Front

What is the purpose of a Punnett Square?

Back

To predict the genotypes and phenotypes of offspring from a genetic cross.