Punnet Squares

Which of the following is a phenotype?

• Aa
• red hair
• heterozygous
• DNA

Tags

NGSS.HS-LS3-2

Dominant alleles are represented by a:

• Male gene
• lowercase letter
• recessive trait
• capital letter

An allele that is hidden when the dominant allele is present.

• Dominant Allele
• Gene
• Recessive Allele
• Probability

Tags

NGSS.HS-LS3-3

How many boxes would say BB?

• 1
• 2
• 4
• 0

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is the genotypic ratio here

• TT = 25% Tt= 50% tt=25%
• all tall
• TT= 75% tt = 25%
• Tt = 100%

Tags

NGSS.HS-LS3-3

NGSS.HS-LS4-3

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

• GG
• Gg
• gg
• all of the choices result in yellow

Tags

NGSS.HS-LS3-1

Which is Heterozygous?

• Tt

• BB

• ff

• Dominant

Which is homozygeous?

• Tt

• BB

• Ff

• Blue

Tags

NGSS.HS-LS3-1

What are the chances that the offspring will have homozygous recessive traits?

• 1 in 4

• 3 out of 4

• 75%

• 50%

Tags

CCSS.7.SP.C.8B

What are the chances of heterozygous genotypes in offspring?

• 50%

• 25%

• 1 in 4

• 75%

Tags

NGSS.HS-LS3-3