Ques. Which one of the following conditions in humans is correctly matched with its chromosomal abnormality/linkage?
A. Erythroblastosis fetalis - X-linked
B. Down’s syndrome - 44 autosomes + XO
C. Klinefelter’s syndrome - 44 autosomes + XXY
D. Colour blindness - Y-linked
Answer:C
Ques. Which one of the following conditions in humans is correctly matched with its chromosomal abnormality/linkage?
A. Erythroblastosis fetalis - X-linked B. Down’s syndrome - 44 autosomes + XO C. Klinefelter’s syndrome - 44 autosomes + XXY D. Colour blindness - Y-linked