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Biology Chapter 10.2

TermDefinition
Nucleotide In a nucleic-acid chain, a subunit that consist of sugar, a phosphate, and a nitrogenous base.
Deoxyribose A five-carbon sugar that is a component of DNA nucleotides.
Nitrogenous Base An organic base that contains nitrogen, such as a purine or pyrimidine; a subunit of a nucleotide in DNA and RNA.
Purine 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.
Pyrimidine 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.
Base-pairing Rules The rules stating that cytosine pairs with guanine and adenine pairs with thymine in DNA, and that adenine pairs with uracil in RNA.
Complementary Base Pair 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.
Base Sequence The order of nitrogenous bases on a chain of DNA.
Created by: DragonT20