Punnett Square and Pedigree Quiz

In plants, tall (T) is dominant to short (t). Perform the following cross: Tt x Tt. What is the probability of producing a short plant?

• 0%

• 25%

• 50%

• 75%

Tags

NGSS.HS-LS3-3

Heterozygous is when...

• the alleles are the same
• the alleles are different
• the alleles are absent
• the alleles are present

Homozygous is when...

• the alleles are the same
• the alleles are different
• the alleles are absent
• the alleles are present

A dog with straight fur (Bb) is crossed with a dog with curly fur (bb). What is the probability the offspring will have straight fur?

• 0%

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-3

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How many generations are shown in this pedigree?

• 1
• 2
• 3
• 4

How many affected females are deceased? 

• 0
• 2
• 4
• All