A nullisomic individual is represented by________________?
Correct answer: C. 2n-2
- A. 2n-1
- B. 2n+1
- C. 2n-2
- D. 2n+2
Explanation
Nullisomy means that both copies of one homologous chromosome are missing, so its formula is 2n−2. The formulas 2n−1 and 2n+1 represent monosomy and trisomy, respectively.
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