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Frage 1
Frage
Which one comes first, Translation or transcription?
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Transcription
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Translation
Frage 2
Frage
What happens in transcription?
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mRNA is made
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tRNA is made
Frage 3
Frage
Fist stage of transcription- The Gene unwinds and unzips by dipping into the ...
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Nucleus
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Nucleolus
Frage 4
Frage
The hydrogen bonds break. 2nd stage- Activated RNA nucleotides bind to exposed complementary bases on the template strand. What does U, G and A bind with? (in order)
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C , T , A
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T , C, A
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A , C, T
Frage 5
Frage
The process of complementary base pairing is catalysed by the enzyme...
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RNA polymarise
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RNA polymerase
Frage 6
Frage
Stage 3 of transcription) 2 extra phosphate groups are released, which releases energy for bonding ( ) nucleotides. (Fill in the missing word)
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Opposite
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Adjacent
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Surrounding
Frage 7
Frage
The coding strand is what to the base sequence of the new mRNA?
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A copy
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Complementary
Frage 8
Frage
The last stage of transcription; the mRNA is released from the DNA through a pore in the...
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Ribosome
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Nuclear envelope
Frage 9
Frage
What is the first stage of translation?
Antworten
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mRNA binds to a tRNA, attached to the small subunit and is exposed to the large subunit.
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mRNA binds to a ribosome, 3 codons are attached to the large subunit and are exposed to the small subunit.
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mRNA binds to a ribosome, 2 codons attached to the small subunit and are exposed to the large subunit.
Frage 10
Frage
The first mRNA codon is always...
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AUG
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AUU
Frage 11
Frage
tRNA brings the anticodon, then a second tRNA brings a second anticodon. What bonds form between the two adjacent amino acids?
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Covalent
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polypeptide
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peptide
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Chemical
Frage 12
Frage
Ribose now moves along the mRNA reading the next codon. The polypeptide chain grows until something is reached. What is this something?
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Stop anticodon
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Stop codon
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Stop amino acid
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