Pedigrees and Sex Linked Traits

What percentage of the offspring will HAVE this recessive disease?

• 0%

• 25%

• 50%

• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following genotypes belongs in the red box in the Punnett square?

• X^BX^b
• X^bX^b
• X^bY
• X^BY

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following genotypes belongs in the red box in the Punnett square?

• X^BX^b

• X^bX^b

• X^BX^B

• X^bY

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How many affected females are present?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What percentage of the FEMALES will be CARRIERS of this recessive disease?

• 0%

• 25%

• 50%

• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What percentage of the MALES will HAVE this recessive disease?

• 0%

• 50%

• 100%

• 25%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How many MALES have the trait?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-LS3-1

Is this a DOMINANT or RECESSIVE trait being shown?

• Recessive

• Dominant

Tags

NGSS.HS-LS3-1

How many MARRIAGES are shown on this pedigree?

• 1

• 2

• 3

• 4

What is the correct pairing of genotype to phenotype?

• XX = Female // XY = Male

• XY = Female // XX = Male