Genetic study solves the mystery of 'selfish' B chromosomes in rye
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Genetic study solves the mystery of 'selfish' B chromosomes in rye

Some chromosomes, such as B chromosomes, can increase their inheritance rate to their own advantage. These extra chromosomes are found in many plants, animals, and fungi and rely upon various strategies to avoid being eliminated over time, as most organisms tend to remove non-essential genetic elements.