Punnett square

This image shows a...

• Punnett Square

• Phenotype

• Genotype

• Dominant allele

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following genotypes is heterozygous?

• Bb
• BB
• bb
• B

Tags

NGSS.HS-LS3-1

B = brown fur  b = white fur
In the punnett square, what is the probability for white fur? 

• 0%
• 25%
• 50%
• 75%

Tags

NGSS.HS-LS3-3

An organism’s physical appearance, or visible traits. 

• Genotype
• Phenotype
• Beanotype
• Notype

Tags

NGSS.MS-LS4-4

Which of the following is homozygous recessive?

• Tt
• tt
• TT
• T

Tags

NGSS.HS-LS3-1

Which of the following genotypes is heterozygous?

• Bb
• BB
• bb
• B

Tags

NGSS.HS-LS3-1

In a certain species of plant, the color purple (P) is dominant to the color white (p).
According to the Punnett Square, what is the probability of an offspring being purple?

• 25%
• 0%
• 100%
• 50%

Tags

NGSS.HS-LS3-3

What are the possible genotypes for this cross?
(Click the picture to see it without the text)

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

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

What does a Punnett Square do?

• tell you exactly what your offspring will look like

• increase the chance you pass on recessive traits

• predict genotypes and phenotypes in offspring

• have no purpose but for Mrs. Peluso to give us extra assignments

Tags

NGSS.HS-LS3-1

What genotype would go in box 2?

• BB
• Bb
• bb

Tags

NGSS.HS-LS3-1