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18 Cards in this Set
- Front
- Back
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the name of the sugar in DNA
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deoxyribose
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the building blocks of DNA
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nucleotides
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the class of organic molecule for DNA
a. carbohydrate b. protein c. lipid d. nucleic acid |
d. nucleic acid
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what makes up the "rungs" of the DNA ladder?
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nitrogen bases
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the nitrogen base that pairs with adenine
a. thymine b. guanine c. cytosine |
a. thymine
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the nitrogen base that pairs with cytosine
a. thymine b. adenine c. guanine |
c. guanine
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the nitrogen base that pairs with thymine
a. cytosine b. guanine c. adenine |
c. adenine
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the nitrogen base that pairs with guanine
a. thymine b. cytosine c. adenine |
b. cytosine
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the nitrogen base attaches to the
a. sugar molecule b. phosphate group |
a. sugar molecule
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what does DNA stand for?
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deoxyribose nucleic acid
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where is DNA located in eukaryotic organisms?
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in the nucleus
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in which phase of the cell cycle is DNA replicated?
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interphase
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who discovered the DNA structure?
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Watson and Crick
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what is the name for a section of a chromosome that codes for proteins?
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gene
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what does the word "replicate" mean?
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to copy
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what is the job of the helicase enzyme?
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unzipping the double helix, to prepare for copying
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what is the job of the DNA polymerase enzyme?
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to bond the new strands of DNA together, after copying
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what is the genetic relationship between the parent DNA strand and the 2 new (daughter) DNA strands?
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they are identical
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