Biotechnology And Its Applications Question 30
Question: Polydactyly in man is due to [J & K CET 2002]
Options:
A) Autosomal dominant gene
B) Autosomal recessive gene
C) Sex-linked dominant gene
D) Sex-linked recessive gene
Show Answer
Answer:
Correct Answer: A
Solution:
Down?s syndrme also known as Mongolian idiocy is a trisomic resulting from non-disjunction of chromosome number 21st.