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Prentice Hall Exploring Life Biology 9.4-9.6
abnormal mass of essentially normal cells
masses of cells that result from the reproduction of cancer cells
a disease caused by severe disruption of the mechanisms that normally control the cell cycle
the spread of cancer cells beyond their original site
a type of cell division that produces four cells, each with half the number of chromosomes as the parent cell
display of the 46 chromosomes of an individual
two chromosomes of each matching pair, one from your mother, one from your father
The 23rd pair of chromosomes
cells that contain two homologous sets of chromosomes (46 in human cells)
egg and sperm cells, sex cells
cells that contain a single set of chromosomes (23)
the fusion of nuclei along with the cytoplasm from the gametes
paired chromosomes (four chromatids)
the exchange of genetic material between the homologous chromosomes
the result of crossing over, a single chromosome that contains a new combination of genetic information from different parents