Which of the following is a dominant autosomal disorder?

Question

Match the following chromosomal abnormalities with their correct definitions: \[ \begin{array}{|c|c|} \hline \text{Chromosomal Abnormality} & \text{Definition} \\ \hline 1. \text{Monosomy} & D. \text{Presence of only one copy of a particular chromosome} \\ \hline 2. \text{Nullisomy} & B. \text{Absence of both homologous chromosomes} \\ \hline 3. \text{Trisomy} & A. \text{Presence of three copies of a particular chromosome} \\ \hline 4. \text{Tetrasomy} & C. \text{Presence of four copies of a particular chromosome} \\ \hline \end{array} \]

Answer 1

Huntington's Disease is an autosomal dominant disorder, requiring only one mutated gene copy. In contrast, Cystic Fibrosis and Sickle Cell Anemia are recessive disorders, necessitating two mutated gene copies. Hemophilia is typically an X-linked recessive disorder.

Which of the following is a dominant autosomal disorder?

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The Correct Option is B

Solution and Explanation

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