Why are many triploid plants seedless or highly sterile?
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Correct answer: Odd chromosome sets cause irregular pairing during meiosis
Triploids have an odd number of chromosome sets, making meiotic pairing uneven. This often produces unbalanced gametes, leading to sterility or seedlessness.
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More Polyploidy questions
- Which crop is commonly produced as a seedless triploid fruit?
- Which important cereal crop is a natural allopolyploid?
- What does the term hexaploid mean?
- Which effect is commonly observed in some polyploid plants?
- Why is polyploidy important in plant evolution?
- Which statement best describes an allopolyploid formed from a sterile interspecific hybrid?