nucleic acids Flashcards

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1
Q

what are nucleic acids made out of and what is their function?

A

nucleotides

store, transmit, and express hereditary info

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2
Q

how are nucleic acids formed?

A

nucleotides

polynucleotides

nucleic acids

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3
Q

what are the 3 parts of a nucleotide?

A

nitrogenous base

5 carbon sugar (pentose)

phosphate group

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4
Q

what are the main parts of the nitrogenous base?

A

pyrimidines- 1 ring (C, T, U)

purines- 2 rings (A, G)

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5
Q

what sugars are DNA and RNS?

A

deoxyribose

ribose

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6
Q

how is the phosphate group attached to the sugar?

A

added to the 5’ carbon of the sugar

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7
Q

what is the phosphate bond called?

A

phosphodiester linkage

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8
Q

what does DNA consist of?

A

2 polynucleotides

T, A, G, C

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9
Q

what does RNA consist of?

A

single strand polynucleotides

A, C, G, U

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