Which of the following procedures is used as a routine technique in karyotyping using light microscopy ?
Correct answer: D. G banding
- A. Brd V-staining
- B. C banding
- C. Q banding
- D. G banding
Explanation
G-banding uses trypsin digestion followed by Giemsa staining and is the routine banding method for identifying chromosomes in light-microscopic karyotyping. Q-banding requires fluorescence, while C-banding selectively highlights constitutive heterochromatin.
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