Home
Class 11
BIOLOGY
Assertion : Phenylketonuria occurs due t...

Assertion : Phenylketonuria occurs due to the mutation in gene PAH on chromosome 11.
Reason : DOPA is not converted to melanin.

A

A and R are true, R is the correct explanation of A.

B

A and R are true, R is not the correct explanation of A.

C

A is true, R is false.

D

Both A and R are false.

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

Varaiations can occur due to mutation.

What is the disease caused due to mutation in the gene PAH?

Assertion : Turner's syndrome is caused due to absence of any one of the X and Y sex chromosome Reason : Such individuals show masculine as well as feminine development.

Assertion (A) : Parthenocarpy which arises due to mutation is called genetic parthenocarpy. Reason (R ) : Seedless fruits are useful for the preparation of jams.

Assertion (A) : Osteoporosis occurs due to deficiency of vitamin D and hormonal imbalance. Reason (R ) : It can be minimized with adequate calcium intake,vitamin D intake and regular physical activities.

Assertion: Non cyclic photophosphorylation occurs in the stroma of chloroplast. Reason: There is a continous flow of electrons in this process.

Assertion (A): Osteoporosis occurs due to deficiency of vitamin D and hormonal imbalance Reason (R): Osteoporosis causes rickets in children and osteomalacia in adult females.

Assertion : The first clinical gene for ADA therapy was given to cure SCID Reason : The normal gene was delivered into the patient's cell using retroviral vector

Assertion: The results of the dihybrid cross led to the generalization of law of independent assortment. Reason: This law deals with the linked genes.