Punnett Square Flashcard Study Guide

Front

Define Genotype

Back

The genetic make-up (GG, Gg, gg) of an organism.

Front

Define Homozygous (Purebred)

Back

When an organism has two identical alleles for a trait.

Front

What is Incomplete Dominance?

Back

A type of inheritance where the phenotype is a blend of the two parental traits.

Front

What is the Phenotype ratio for RW x RW?

Back

1 Red : 1 White : 2 Pink.

Front

What does B represent in Simple inheritance?

Back

B represents the dominant allele for Black color.

Front

What does b represent in Simple inheritance?

Back

b represents the recessive allele for White color.

Front

What is the Phenotype ratio for Bb x bb?

Back

2 Black : 2 White.

Front

What is a Karyotype?

Back

A visual representation of an individual's chromosomes.

Front

What is Trisomy 21?

Back

A genetic disorder also known as Down Syndrome.

Front

What is the difference between Dominant and Recessive alleles?

Back

Dominant alleles mask the effect of recessive alleles in heterozygous conditions.