The haploid chromosome number for humans is ____; individuals with Downs' syndrome have ____ somatic chromosomes.   A) 47; 23. B) 23; 47. C) 32; 47. D) 64; 65. E) 92; 45

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For this question, choice B is correct. The haploid number (n)of chromosomes is the result of meiosis--a reduction division. It reduces the amount of chromosomes found in an organism to half the amount, which is found in a gamete--sperm or egg cell. For a human, the...

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