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DNA Structure Test

Enter the letter for the matching Definition
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1.
complementary base pair
incorrect
2.
base-pairing rules
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3.
purine
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4.
deoxyribose
A.
the rules stating that cytosine pairs with guanine and adenine pairs with thymine in DNA, and that adenine pairs with uracil in RNA
B.
a nitrogenous base that has a double-ring structure; one of the two general categories of nitrogenous bases found in DNA and RNA; either adenine or guanine
C.
the nucleotide bases in one strand of DNA or RNA that are paired with those of another strand; adenine pairs with thymine or uracil, and guanine pairs with cytosine
D.
a five-carbon sugar that is a component of DNA nucleotides
Type the Term that corresponds to the displayed Definition.
incorrect
5.
the order of nitrogenous bases on a chain of DNA
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6.
an organic base that contains nitrogen, such as a purine or pyrimidine; a subunit of a nucleotide in DNA and RNA
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7.
a nitrogenous base that has a single-ring structure; one of the two general categories of nitrogenous bases found in DNA and RNA; thymine, cytosine, or uracil
incorrect
8.
in a nucleic-acid chain, a subunit that consists of a sugar, a phosphate, and a nitrogenous base

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