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19 Cards in this Set
- Front
- Back
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adenine
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a nitrogen containing base that is a component of a nucleotide
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base pairing rule
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the rule stating that in dna cytosine pairs with guanine and adenine pairs with thymine and in RNA adenine pairs with uracil
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cytosine
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a nitrogen containing base a pyrimidine of dna and rna
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adenine
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a nitrogen containing base that is a component of a nucleotide
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base pairing rule
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the rule stating that in dna cytosine pairs with guanine and adenine pairs with thymine and in RNA adenine pairs with uracil
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complementary base pair
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cytosine pairs with guanine and adenine pairs with thymine, the dna nucleotides pair in this combination, they are called complementary base pairs
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cytosine
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a nitrogen containing base a pyrimidine of dna and rna
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deoxyribose
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the sugar molecule in dna
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dna polymerase
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an enzyme that binds to the sperated strands of DNA and assembles each strands complement in repllication
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double helix
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the shape and structure of DNA looks like a twisted ladder
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guanine
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a nitrogen containing basethat is a component of a nucleotide
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helicase
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an enzyme that serperates dna strandes before replication
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mutation
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a change in dna
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nitrogen containing base
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a dna nucletide containing nitrogen a sugar molecule and a phosphate group
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purine
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an organic moldecule that has a double ring of carbon and nitrogen atoms
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pyrimidine
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an organic moldecule that has a single ring of carbon and nitrogen atoms
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replication
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the process by which dna copies itself during interphases
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replication fork
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the points at which the dna strands seperate during replication
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thymine
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a nitrogen containing base one component of the nucleotide
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