Albinism is a:

What is the phenotype of the offspring of a color-blind woman and a normal-vision man?

Which of the following statements is incorrect regarding $Hemophilia$?

Identify the genetic disorders based on the following characteristics:
$(i)$ Presence of sickle-shaped $RBC$.
$(ii)$ Blood does not clot,leading to non-stop bleeding.
$(iii)$ The heterozygous female transmits the disease to sons.
$(iv)$ Both heterozygous parents transmit the disease to offspring.

Haemophilia is caused due to the lack of:

$A$ woman with normal vision,but whose father was colour blind,marries a colour blind man. Suppose that the fourth child of this couple is a boy. What is the probability of this boy being colour blind?