If a color-blind woman marries a man with normal vision,their sons will be .....

  • A
    All with normal vision
  • B
    Half color-blind and half normal
  • C
    Three-fourths color-blind and one-fourth normal
  • D
    All color-blind

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Similar Questions

One way of detecting sex-linked inheritance is:

Given that $X^h$ is the chromosome with the gene for haemophilia and $X$ is the chromosome with the normal gene. Which of the following individuals will act as a carrier for haemophilia?

In $Huntington's$ chorea,limb movements are:

Pick out the correct statements.
$(1)$ Haemophilia is a sex-linked recessive disease.
$(2)$ Down's syndrome is due to aneuploidy.
$(3)$ Phenylketonuria is an autosomal recessive gene disorder.
$(4)$ Sickle cell anaemia is an $X$-linked recessive gene disorder.

Study the pedigree chart of a certain family given below and select the correct conclusion which can be drawn for the character.

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