Which of the following occurs due to monosomy of sex chromosome?

Question

Which of the following occurs due to monosomy of sex chromosome? (A) Down’s syndrome (B) Turner’s syndrome (C) Haemophilia (D) Sickle cell anaemia

Tardigrade Admin · Accepted Answer

Turner’s syndrome is caused due to the absence of one of the X chromosomes i.e., 45 chromosomes total with sex chromosomes as XO. Such females are sterile as ovaries are rudimentary. Besides this, other features include lack of other secondary sexual characters, etc.

Q. Which of the following occurs due to monosomy of sex chromosome?

Down’s syndrome

Turner’s syndrome

Haemophilia

Sickle cell anaemia

Turner’s syndrome is caused due to the absence of one of the X chromosomes i.e., 45 chromosomes total with sex chromosomes as XO. Such females are sterile as ovaries are rudimentary. Besides this, other features include lack of other secondary sexual characters, etc.