Biology Definitions - Chapter 6 0.0 / 5 ? BiologyThe Cell Cycle and Cell DivisionASWJEC Created by: grtrice2005Created on: 09-01-22 14:08 897432165 Across 1. one of the two identical copies of a chromosome, joined at the centromere prior to dell division (9) 5. a two-stage cell division in sexually reproducing organisms that produces 4 genetically distinct daughter cells that have half the number of chromosomes of the parent cell (7) 6. having two complete sets of chromosomes (7) 7. the site as seen in the light microscope, at which chromosomes exchange DNA in crossing over (7) 9. specialised region of a chromosome where two chromatids join and to which the microtubules of the spindle attach at cell division (9) Down 2. a type of cell division in which the two daughter cell have the same chromosome number and are genetically identical to each other and the parent cell (7) 3. a gene with the potential to cause cancer (8) 4. having one complete set of chromosomes (7) 8. a chromosome pair consisting of one maternal and one paternal chromosome (10, 4)
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