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WorksheetsTranscription- Microbiology
Total questions: 20
Worksheet time: 30mins
In RNA splicing in eukaryotes, _________ are removed and __________ are connected and remain as part of the mRNA molecule.
Introns; exons
Caps; tails
cytosines; guanines
Okazaki fragments; ligases
Transcription occurs in the _______ of prokaryotes, and in the _________ of eukaryotes.
Cytoplasm ; cytoplasm
Nucleus ; ribosome
Cytoplasm ; nucleus
Nucleus ; cytoplasm
What is the central dogma?
DNA --> mRNA --> tRNA --> rRNA
Template strand --> coding strand --> mRNA
Nucleus --> cytoplasm --> ribosome
DNA --> mRNA --> protein
Which of the following components is involved in the initiation of transcription?
Start codon
Origin
Promoter
Primer
Which of the following types of RNA codes for a protein?
mRNA
rRNA
dsRNA
tRNA
What is made during transcription?
tRNA
mRNA
Proteins
rRNA
Is this a nucleotide strand of DNA or RNA?
TACGGACTA
DNA
RNA
Impossible to tell
What is the name of the enzyme that will transcribe DNA into RNA?
RNA Polymerase
DNA Polymerase
TAP Polymerase
rDNA Polymerase
On which end of the RNA molecule (5' or 3') can additional bases be added to?
5'
3'
new bases can be added on both the 5' and the 3' ends
it depends on the gene
TRANSCRIBE this DNA sequence: 3' TACGT 5'
5' AUGCA 3'
3' AUGCA 5'
5' ATGCA 3'
5' TACGT 3'
What signals where transcription will begin?
replication fork
primase
promoter sequence
origin of replication
What signals where transcription will stop?
stop codon
terminator sequence
where the lagging strand is
red light
RNA polymerase moves along the template strand of DNA, reading it in the
5' to 3' direction
3' to 5' direction
leading strand direction
promoter direction
To begin transcription, RNA polymerase binds to
the promoter sequence of the template strand of DNA
the promoter sequence of the lagging strand of DNA
the start codon
Okazaki fragments
RNA nucleotides are added onto which end of the growing RNA strand?
5' end
3' end
the end that is nearest the replication fork
RNA nucleotides can be added onto either end
