Punnet Square

Which is Heterozygous?

• Tt

• BB

• ff

• Dominant

Which is homozygeous?

• Tt

• BB

• Ff

• Blue

Which of the following is a phenotype?

• Aa

• red hair

• heterozygous

• DNA

Dominant alleles are represented by a:

• Male gene

• lowercase letter

• recessive trait

• capital letter

How many boxes would say BB?

• 1

• 2

• 4

• 0

T - tall and t = short
In the punnett square below, what belongs in the missing square

• tt

• Tt

• Bb

• TT

G = green, g = yellow
The genotype for a yellow plant is...

• GG

• Gg

• gg

• all of the choices result in yellow

What allele combination should go in the missing box?

• AA

• Aa

• aa

• none of these

If B = brown hair and b = blonde hair, what is the probability of brown hair?

• 25%

• 50%

• 0%

• 75%

A ________________________ is used to predict the possible genotype from certain parents

• Mendel Grid

• Genetic Tic Tac Toe

• Punnett Square

• Pedigree Plot