Trisomy of Chromosome 21 in humans leads

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Target Exam

CUET

Subject

Biology

Chapter

Principles of Inheritance and Variation

Question:

Trisomy of Chromosome 21 in humans leads to:

Options:

Klinefelter's syndrome

Turner's syndrome

Down's Syndrome

Phenylketouria

Correct Answer:

Down's Syndrome

Explanation:

The correct answer is Option (3) → Down's Syndrome