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19 Cards in this Set
- Front
- Back
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function of protoonconges
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code growth factors
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Metastatis
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the spread of cancer beyond the original site
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Sister Chromatids
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occur on duplicated chromosomes, remember picture
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interphase
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90% of cycle is spent in interphase, cell metabolizes, performs its functions, and then doubles its size and cytoplasm
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early interphase
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normal cellular activity and growth
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mid interphase
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DNA replication
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late interphase
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cells prepare to divide, chromosomes consist of sister chromatids
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Mitotic Phase
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two activities, mitosis and cytokinesis
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Mitosis
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divides the nucleus and duplicated chromosomes
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Cytokinesis
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divides the cytoplasm and its contents
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Centrome
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the point or region on a chromosome to which the spindle attaches during mitosis and meiosis
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prophase
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1st stage, nucleus disappears and spindle forms and attaches chromosomes
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Metaphase
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2nd Step, Chromosomes are pulled to the middle of the dividing cell
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Anaphase
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chromosomes separate at junction and move to opposite sides
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Telephase
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nucleus reforms
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Primary targets for chemotherapeutic
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DNA and RNA replication and repair
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How radiation therapy works
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- actively divides cell, literally kills cells.
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Final cellular result of mitosis
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- two identical daughter nuclei
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Oncogenes
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- genes that cause cancer
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