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25 Cards in this Set
- Front
- Back
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human body contains ____ chromosomes
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46
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chromosomes have a ____ (matching) partner
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homologous
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chromosomes is composed of
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dna
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2 major periods that take place during the cell cycle
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interphase - mitotic phase
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interphase is the phase in which the cell ____, carries it's ____ ____ & preps for ____
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grows - normal activities - cell division
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interphase is composed of 3 subphases
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g1 phase (gap 1) - s phase - g2 phase
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in the g1 phase ____ are synthesized and the cell grows ____
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proteins - rapidly
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what is the phase for cells that don't grow
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g0 phase
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mitotic phase is where the cell is ____ & making ____ cells
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dividing - duplicate
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length of the mitotic cell depends on the
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cell
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4 stages of mitotic phase
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prophase - metaphase - anaphase - telophase
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in prophase chromatin condenses into
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chromosomes
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in prophase the nuclear membrane ____
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disappears
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in prophase ____ appear and move toward opposite of the cell
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centrioles
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in prophase each chromosome have 2
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chromatids
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In metaphase double stranded chromosomes line up at the
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equator
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in anaphase, chromosomes split at the ____ into chromatids
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centromere
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in anaphase, the matching chromatids are pulled to
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opposite ends of the cell
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in anaphase, ____ microtubules pull chromatids toward the opposite ends of the cell
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kinetochore
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telophase is the reverse of
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prophase
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in telophase, ____ disappear
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chromosomes
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in telophase, ____ ____ reappear
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nuclear envelope
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in telophase, a ____ ____ deepens until 2 cells are visible
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cleavage furrow
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in telophase, ____ occurs at the end of the phase
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cytokinesis
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as a result of cytokinesis there are 2 new
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daughter cells
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