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Unformatted text preview: are chromosomes that are not directly involved in determining the sex of an individual. 12.The sex chromosomes , one of the 23 pairs of chromosomes in humans, contain genes that will determine the sex of the individual. 13. Abnormalities in chromosome number can be detected by analyzing a karyotype , a photo of the chromosomes in a dividing cell that shows the chromosomes arranged by size. 14. The cell cycle is a repeating sequence of cellular growth and division during the life of an organism. 15. A cell spends 90 percent of its time in the first three phases of the cycle, which are collectively called interphase. 16. The process during cell division in which the nucleus of a cell is divided into two nuclei is called mitosis . 17. The process during cell division in which the cytoplasm divides is called cytokinesis . 18. Cancer , the uncontrolled growth of cells, may result....
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