Cells and organisms containing more than two paired (homologous) sets of chromosomes.

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Are there any mammals in which polyspermy produces viable zygotes?

Are there any mammals in which polyspermy produces viable zygotes? In the wikipedia page it is mentioned that there is a delicate equilibrium between female defenses against many sperms, which ...
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Differing Flow Cytometry Genome Sizes and Sexual Mating Implies Differing Chromosome Counts

Do the fundamental principles of genetics strongly suggest the following is a derived conjecture? If 2 flowering plant species A and B have widely differing genome size (at a minimum a 50% ...
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Are Humans Undergoing Diploidization

Considering that humans have 46 chromosomes rather than 48 because of a fusion and there is a man in China with a fusion to 44 chromosomes, how is what is happening to "humans" different from ...