Advanced Genetics

Cross Two Homozygous plants
(RRYY x rryy)
R = round seeds, r  = wrinkled seeds Y = yellow seeds, y = green seeds
What percent will have Round and Yellow seeds? 

• 0%
• 25%
• 50%
• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

What fraction of offspring from the cross AaBB x Aabb will be heterozygous for both traits?

• 1/16
• 1/4
• 1/2
• 3/16

Tags

NGSS.HS-LS3-3

A male beetle has the genotype Ttbb. If this beetle mates with a female with genotype TTBb, what is the chance their offspring will have the genotype TtBb?

• 12.5%
• 25%
• 50%
• 75%

Tags

NGSS.HS-LS3-3

What genotype is missing from this Punnett Square?

• RrYy
• RRYY
• rryy
• RrYY

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

Assume mom's gametes are on the left, what is her genotype?

• TTZz
• TtZz
• ttZZ
• TtZZ

Tags

NGSS.HS-LS3-1

In guinea pigs, black hair is dominant to white hair and short hair is dominant to long hair. What would be the phenotype of a guinea pig with the genotype Bbss?

• Black hair, long hair
• Black hair, short hair
• White hair, long hair
• White hair, short hair

Tags

NGSS.HS-LS3-1

Based off this punnett square, what fraction of the offspring will have wrinkled, yellow seeds?

• 9/16
• 3/16
• 1/16
• 16/16

Tags

NGSS.HS-LS3-3

NGSS.HS-LS4-3

A male beetle has the genotype Ttbb. If this beetle mates with a female with genotype TTBb, what is the chance their offspring will have the genotype TtBb?

• 12.5%
• 25%
• 50%
• 75%

Tags

NGSS.HS-LS3-3

Cross Two Homozygous plants
(RRYY x rryy)
R = round seeds, r  = wrinkled seeds Y = yellow seeds, y = green seeds
What percent will have Round and Yellow seeds? 

• 0%
• 25%
• 50%
• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

Black fur in mice (B) is dominant to brown fur (b). Short tails (S) are dominant to long tails (s). What percentage of the offspring of the cross BbTt x BBtt will have black fur and long tails?

• 0%
• 25%
• 50%
• 100%

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-3