aQA AS BIOLOGY (7401/2) Paper 2 June 2022 CORRECT Mark scheme
aQA AS BIOLOGY (7401/2) Paper 2 June 2022 CORRECT Mark scheme Q01.1 A sequence of DNA (nucleotide) bases that codes for a polypeptide; Q01.2 1. Pre-mRNA (only) produced in eukaryote (cell); 2. Splicing (only) occurs in eukaryote (cell); 3. Introns removed in eukaryote (cell) OR Introns not present in prokaryote (cell); Q01.3 1. PNA is complementary to DNA OR PNA forms base pairs with DNA; 2. Preventing/reducing RNA polymerase activity/binding OR Prevents RNA nucleotides binding OR Reducing/stopping transcription;
Geschreven voor
- Instelling
- AS BIOLOGY 7401/2
- Vak
- AS BIOLOGY 7401/2
Documentinformatie
- Geüpload op
- 9 maart 2023
- Aantal pagina's
- 20
- Geschreven in
- 2022/2023
- Type
- Tentamen (uitwerkingen)
- Bevat
- Antwoorden
Onderwerpen
-
as biology 74012