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Unformatted text preview: Yes, Failure of chromosomes to move to opposite poles during either meiotic division is called nondisjunction, and it produces one gamete that lacks a chromosome and one that has two copies. Andrew Platt Bio Lab-Tuesday at 3:30 Gametes with and improper number of number of chromosomes are called aneuploid gametes. In humans, this is the most common cause of spontaneous abortion. Genetic disorder. Non-disjunction Vocab-Centromeres Chromatids Chromosomes-Carriers genetic information Crossing Over-occurs of meiosis, exchange in genetic information Diploid-2 sets of chromosomes, or 2n diploid cell Haploid-1 set of chromosome, n Homologous chromosomes-a pair of the same kind of chromosomes in a diploid cell. Sister Chromatids-One of 2 copies of each chromosome. Synapses-point by point alignment of Quiz identify cell by picture...
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This note was uploaded on 11/19/2010 for the course CHEM 221 taught by Professor Fillinger during the Fall '08 term at Ithaca College.
- Fall '08