TRANSCRIPTION Flashcards

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1
Q

STEP 1

A
  1. Hydrogen bonds (between DNA bases) break;
    Ignore DNA helicase.
    Reject hydrolysing hydrogen bonds.
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2
Q

STEP 2

A
  1. (Only) one DNA strand acts as a template;
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3
Q

STEP 3

A
  1. (Free) RNA nucleotides align by complementary base pairing;
    For ‘align by complementary base pairing’, accept ‘align to complementary bases’ or ‘align by base pairing’.
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4
Q

STEP 4

A
  1. (In RNA) Uracil base pairs with adenine (on DNA) OR
    (In RNA) Uracil is used in place of thymine;
    Do not credit use of letters alone for bases.
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5
Q

STEP 5

A
  1. RNA polymerase joins (adjacent RNA) nucleotides;
    Reject suggestions that RNA polymerase forms hydrogen bonds or joins complementary bases.
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6
Q

STEP 6

A
  1. (By) phosphodiester bonds (between adjacent nucleotides);
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