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17 Cards in this Set
- Front
- Back
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a cell divids to produce two new cells or daughter cells
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cell division
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before a cell divides it must make a coppy of its_________.
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DNA
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a cell with no nucleus
-bacteria -fungi |
prokaryotic cell
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a cell with a nucleus
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eukaryotic cell
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splitting into two parts
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binary fission
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DNA of a cell that is organized into
structure called ________. |
chromosomes
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how many chromosomes do humans have?
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46
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pairs made up of similar chromosomes
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homologous chromosomes
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process by which a cell passes
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mitosis
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must begain before mitosis so motosis can take place
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interphase
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longest phase
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interphase
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*during this stage the cell grows and copies its organelles and chromosomes
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interphase
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after each chrosome is duplicated the two copies are called_________.
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chromatids
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chromatids are held together at a region called __________.
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centromere
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the doubled DNA along with some protein,for chromosomes
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prophase
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small structures called_________ move to opposite sides of the nucleus.
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contrioles
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long fibers from the cytoplasm strech between the centricles to form a football shaped structure called a _______.
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spindle
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