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nucleic acids Flashcards

(18 cards)

1
Q

nucleic acids

A

polymers specialized for storage, transmission, and use of genetic information

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2
Q

DNA is

A

deoxyribonucleic acid

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3
Q

RNA is

A

ribonucleic acid

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4
Q

necleotides

A

monomers of nucleic acids; pentose sugar + nitrogenous base + phosphate group

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5
Q

pyrimidines

A

single ring structure

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6
Q

purines

A

fused double-ring structure

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7
Q

phosphodiester bonds

A

formed by condensation reactions; links nucleotides

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8
Q

complementary base pairing

A

purines pair with pyrimidines by hydrogen bonds

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9
Q

DNA

A

two strands form a double helix, can reproduce itself

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10
Q

RNA

A

single-stranded, but base pairing can occur between different regions of the molecule which results in a 3-D structure

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11
Q

replication

A

reproduce

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12
Q

transcription

A

DNA sequences are copied into RNA

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13
Q

translation

A

RNA sequence specifies the sequence of amino acids in a polypeptide

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14
Q

gene expression

A

transcription + translation

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15
Q

genes

A

sequences of DNA that are transcribed into RNA

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16
Q

ATP

A

energy transfer in biochemical reactions

17
Q

GTP

A

energy source in protein synthesis

18
Q

cAMP

A

essential in many processes, including hormone action