Q16 / 180 · NEET 2019 (All India) · Botany

The shorter and longer arms of a submetacentric chromosome are referred to as:

  • A
    s-arm and l-arm respectively
  • Correct answer
    B
    p-arm and q-arm respectively
  • C
    q-arm and p-arm respectively
  • D
    m-arm and n-arm respectively

Solution

Sub-metacentric chromosome or submedian centromere : The centromere is present slightly away from the center of a chromosome or nearer to one end of the chromosome. As a result, chromosome is divided into one shorter (p arm) and one longer (q arm).

Hence, the correct answer is option: 'B'.

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