Biology · Genetics and Cytogenetics
Which of the following statements is true about B chromosomes?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1They are essential for normal organismal survival
- 2They are supernumerary (extra) non-essential chromosomes✓
- 3They are always lethal and harmful to organisms
- 4They are present in equal numbers in all cells of an organism
Correct answer
They are supernumerary (extra) non-essential chromosomes
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