NEET2016Botany-Genetics
NEET 2016 Botany Genetic Disorders Multiple Correct Question
Type: Multiple Correct-conceptual-Hard-Class 12
Pick out the correct statements: a. Haemophilia is a sex-linked recessive disease. b. Down’s syndrome is due to aneuploidy. c. Phenylketonuria is an autosomal recessive gene disorder. d. Sickle cell anaemia is an X⁻ linked recessive gene disorder.
A
a, c and d are correct.
B
a, b and c are correct.
C
a and d are correct.
D
b and d are correct.
Correct Answer
Option B
Detailed Explanation
Haemophilia is sex-linked recessive, Down's syndrome results from aneuploidy, and phenylketonuria is an autosomal recessive disorder. Sickle cell anemia is autosomal, not X⁻linked.
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