Question
Biology Question on Principles of Inheritance and Variation
Which of the following is not a Mendelian disorder ?
A
Turner's syndrome
B
Thalassemia
C
Haemophilia
D
Cystic fibrosis
Answer
Turner's syndrome
Explanation
Solution
Mendelian disorders are the gene related human disorders. These are determined by mutation in the single gene. These disorder are transmitted to the offspring as per Mendelian principles. Turner?s syndrome is a sex chromosomal abnormality. It occurs due to monosomy. This syndrome does not pass to offsprings.