DNA, RNA, Protein Synthesis Flashcards by Zoe Rant | Brainscape

Q

what does DNA stand for

A

deoxyribonucleic acid

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Q

what are the 4 nitrogen bases

A

adenine, thymine, cytosine, guanine

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Q

purines & pyrimidines

A

adenine, guanine : 2 - cytosine, thymine : 1

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Q

why is DNA unique

A

cant leave nucleus, double helix

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Q

monomers of DNA

A

nucleotides

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Q

3 parts of a nucleotide

A

5-carbon sugar, PO4, nitrogen base

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Q

4 scientists who discovered DNA

A

rosalind franklin, maurice wilkins, francis crick, james watson

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Q

Chargaff’s discovery?

A

A=T, C=G

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Q

backbone of DNA

A

sugar & phosphate

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Q

what holds DNA together

A

hydrogen & covalent

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Q

enzyme that “unzips”

A

DNA helicase

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Q

enzyme that “rezips”

A

DNA polymerase

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Q

3 types of RNA

A

mRNA, tRNA, rRNA

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Q

enzyme responsible for transcription

A

RNA polymerase

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Q

A

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