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21 Cards in this Set
- Front
- Back
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multi-cellular organisms use_______________
to grow by increasing the number of cells, and to replace worn out cells |
Cell-division
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a series of events that take place from one cell division to the next
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cell cycle
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formation. growth and development. reproducution and death is the ?
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life cycle
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The eucaryotic cell spends most of its life in ?
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interphase
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identical cellsa resulting from mitosis are
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diploid
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when a new organism is produced from one parent it is called
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asexual reproduction
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strawberry plants reproduce..............by cell division
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asexually
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bacteria reproduces by
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fission
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a new organism forms by a bud on the parent and breaks off and is identidal to parent
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budding
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when an organism can regrow a whole organism from just a piece
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regeneration
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in sexual reproduction after the egg is fertilized it forms a new organism called a...
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zygote
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sex cells have single chromosomes and are called
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haploid
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non-reproductive cells have pairs of chromosomes and are called.........
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diploid
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a cellular process that produces sex cells
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meiosis
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the code that instructs a cell how to carry on life function
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DNA
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what carries the code for making proteins from the cells nucleus to its ribosomes in the cells cytoplasm
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RNA
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what does DNA look like
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a twisted ladder
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each cell uses only the _______________ that direct the making of proteins that it needs
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genes
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when DNA is not copied exactly, a permanent change in DNA sequence
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mutation
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in sexual reproduction the offspring gets _____________
of its hereditary material from each parent |
half
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offspring are genetically different from the parents in ?
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sexual reproduction
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