Biology - Sex-Linked Traits Practice

Sex-linked traits are carried on the ​ (a)   chromosome

• X
• Mother
• Male with Red Eyes
• Female Color Blind
• 50%
• Females

Does a son inherit a sex-linked trait from his mother or his father?

• Mother
• Father

In humans, colorblindness is a recessive sex-linked trait. What would be the genotype of a male who is colorblind?

• X^bY

• X^RX^r

Tags

NGSS.HS-LS3-1

In sex-linked traits, only ​ (a)   can be carriers

• females
• males

In flies, eye color is a sex-linked trait. Red eyes are dominant to white eyes. What would be the genotype of a female who has red eyes, but is a carrier?

• X^bY

• X^RX^r

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In flies, eye color is a sex-linked trait. Red eyes are dominant to white eyes. What would be the phenotype of a fly with this genotype of X^RY?

• Male with Red Eyes

• Female who is color blind

• Male is who color blind

• Female with Red Eyes

Tags

NGSS.HS-LS3-1

In humans, colorblindness is a recessive sex-linked trait. Show a cross between a woman who is a carrier and a man who is color blind. What is the percent chance that they could have a child who is colorblind?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In humans, colorblindness is a recessive sex-linked trait. What would be the phenotype of this genotype X^rX^r?

• Female colorblind

• Male colorblind

• Female with red eyes

• Male with red eyes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2