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19 Cards in this Set

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