AQA AS BIOLOGY 7401/2
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AQA AS BIOLOGY 7401/2 2
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AQA AS BIOLOGY 7401/2 PAPER 2 QUESTION PAPER AND MARK SCHEME JUNE 2022 (MERGED). What is a gene? 
[1 mark] 
0 1 . 2 Describe how the production of messenger RNA (mRNA) in a eukaryote cell is 
different from the production of mRNA in a prokaryote cell. Scientists produced a short, single-stranded, artificial nucleic acid, called PNA. The 
PNA binds to a small section of DNA. 
The scientists introduced PNA into cells and discovered that these cells produced 
less mRNA than cells that did not conta...
- Exam (elaborations)
- • 53 pages's •
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AQA AS BIOLOGY 7401/2•AQA AS BIOLOGY 7401/2
Preview 4 out of 53 pages
AQA AS BIOLOGY 7401/2 PAPER 2 QUESTION PAPER AND MARK SCHEME JUNE 2022 (MERGED). What is a gene? 
[1 mark] 
0 1 . 2 Describe how the production of messenger RNA (mRNA) in a eukaryote cell is 
different from the production of mRNA in a prokaryote cell. Scientists produced a short, single-stranded, artificial nucleic acid, called PNA. The 
PNA binds to a small section of DNA. 
The scientists introduced PNA into cells and discovered that these cells produced 
less mRNA than cells that did not conta...
AQA AS BIOLOGY 7401/2 Paper 2 Question Paper + Mark scheme [MERGED] June 2022
- Exam (elaborations)
- • 53 pages's •
-
AQA AS BIOLOGY 7401/2•AQA AS BIOLOGY 7401/2
Preview 4 out of 53 pages
AQA AS BIOLOGY 7401/2 Paper 2 Question Paper + Mark scheme [MERGED] June 2022