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15 Cards in this Set
- Front
- Back
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What is the cell doing during the 5 portions of interphase?
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synthesis, replication, duplication of DNA
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The longest period of a cells life is?
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interphase
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waht is the cell doing during the G portion?
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growth and cellular metabolism
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Cell division usually occurs in 2 events?
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1.Mitosis
2. Cytokenisis |
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Cytokenisis refers to the division of the?
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cytoplasm
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Human body's nuclei contains ______ pairs of chromosomes?
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23 pairs of chromosomes
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A region of attachment for two sister chromides is the?
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contromere
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sister chromotides are?
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duplication chromosones held together by a common centromere
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Mitosis in humans usually results in formation of?
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2 deploid cells
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what does diploid mean?
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cells have both cromosomes as a pair of cromosomes and body of a somatic cell
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What does haploid mean?
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Cells with one of the chromosomes from the pairs of chromosomes, gametes, sex cells, egg or sperm.
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what occurs in prophase
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chromosomes condense, nuclear membrane disinergrates, nucleti breaks up
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what occurs in prophase?
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chromosomes line up at the equator, spindle appartus, breaks up
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waht occurs in annaphase?
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chromosones pull apart and migrate to poles.
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How do plant cells split into 2 new cells?
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forms a cell plate?
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