Monohybrid and Dihybrid Crosses

Front

What is the genotype of a heterozygous green watermelon in watermelons where green rinds (G) are dominant to striped rinds (g)?

Back

Gg

Front

The genotypes Tt, Mm, and Gg would be described as __________.

Back

heterozygous

Front

What are the possible genotypes for a monohybrid cross resulting in TT=25%, Tt=50%, tt=25%?

Back

TT=25%, Tt=50%, tt=25%

Front

What is the genotypic ratio based on the results in a monohybrid Punnett square?

Back

1:2:1

Front

Which eye color is dominant based on the genotypes present in a Monohybrid Punnett square?

Back

brown

Front

Define a monohybrid cross.

Back

A genetic cross between parents that differ in a single trait.

Front

What is a Punnett square used for?

Back

To predict the genotypes of offspring from a genetic cross.

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

In a dihybrid cross, how many traits are being studied?

Back

Two traits.