Biology Definitions - Chapter 6 0.0 / 5 ? BiologyThe Cell Cycle and Cell DivisionASWJEC Created by: grtrice2005Created on: 09-01-22 14:08 85931476 Across 1. a chromosome pair consisting of one maternal and one paternal chromosome (10, 4) 6. 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) 7. one of the two identical copies of a chromosome, joined at the centromere prior to dell division (9) Down 1. having one complete set of chromosomes (7) 3. the site as seen in the light microscope, at which chromosomes exchange DNA in crossing over (7) 4. a gene with the potential to cause cancer (8) 5. specialised region of a chromosome where two chromatids join and to which the microtubules of the spindle attach at cell division (9) 8. 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) 9. having two complete sets of chromosomes (7)
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