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When a Reciprocal Translocation Occurs, Part of One Chromosome Is

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When a reciprocal translocation occurs, part of one chromosome is exchanged with a part of another chromosome.For example, one-half of Chromosome 3 may now be found fused to Chromosome 10, and part of Chromosome 10 is now found fused to Chromosome 3.In a balanced reciprocal translocation, an even exchange of material occurs such that no genetic information is extra or missing.Individuals can carry balanced reciprocal translocations and be quite healthy.Consider the case where a gamete containing a balanced reciprocal translocation of a single chromosome is used to fertilize a genetically normal egg.Explain why individuals carrying a single balanced reciprocal translocation might have problems with chromosome segregation during meiosis but not in mitosis.

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During meiosis, homologous chromosomes p...

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