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15 Cards in this Set
- Front
- Back
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how many rings do pyrimidines have?
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single
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how many rings do purine have?
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double
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ATP
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Nucleoside Triphosphate
small scale energy transfer 3 phosphate groups, ribose, adenine |
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DNA
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polynucleotide
4 bases code genetic instructions double coiled strand of nucleotides base pairs match up as purine-pyrimidine |
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RNA
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Polynucleotide
single stand conveys genetic codes in cells |
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Microscopy
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invented by renissance scientists
1st invented by Zacharias Jansen |
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Magnefication
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how large
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Resolution
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how clear
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Phase Contrast
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enhance contrast due to density
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confocal
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narrow depth of focus
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darkfield
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passes light. only scattered is seen
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TEM
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slim section of the cell stained with metal
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SEM
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cells coated with metal
cells must be killed first |
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Mycroplasms
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smallest cells
cause pneumonia |
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Eukaryotic cells
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10 to 100
plant cells usually larger |
