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15 Cards in this Set
- Front
- Back
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What are chromosomes made of?
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Protein and DNA
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DNA consists of 4 subunits called what?
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Nucleotides
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What are the components of DNA?
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1 phosphate group
1 deoxyribose sugar 1 of 4 nitrogenous bases |
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What is the name of the imaging technique Rosalyn Franklin used to view DNA?
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X-ray diffraction
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Shape of DNA
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double helix
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In what phase of the cell cycle does DNA replication happen?
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S phase
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Enzyme that unzips DNA
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DNA helicase
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Enzyme that matches nucleotides to the unwound DNA
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DNA polymerase
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What are the four nucleotides in DNA?
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Adenine, Thymine, Guanine, Cytosine
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How are the nucleotides matched up?
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A to T, G to C by hydrogen bonds
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Name the types of mutations that can occur in DNA/RNA
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Substitution
Insertion Deletion Inversion Translocation |
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How is RNA different from DNA?
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1. Alpha helix
2. different sugar - ribose 3. uses Urasil in place of Thymine |
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What is the fifth nucleotide used in RNA transcription?
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Urasil
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What is the name for the cascades of chemical reactions that happen within a cell
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Biochemical pathway
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Where are proteins synthesized?
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Ribosomes
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