WorksheetsDNA RNA & Gene expression
Total questions: 10
Worksheet time: 7mins
Which sequence of complementary DNA bases would pair with this partial strand ATG TGA CAG?
ATG TGA CAG
GTA AGT GAC
CAT TCA CTG
TAC ACT GTC
A process in which DNA has the unique ability to make an exact copy of itself.
Transcription
Replication
Translation
Protein Synthesis
Where are proteins made?
muscles
nucleus
outside the nucleus in the cytoplasm
Which of the following statements is true?
DNA is single-stranded
RNA contains deoxyribose
DNA contains uracil
RNA is single-stranded
Transcribe the following DNA sequence into RNA
"AAT TAG GGC TCG"
AAT TAG GGC TCG
UUA AUC CCG AGC
TTA ATC CCG AGC
TTU UTC CCG UGC
What is Transcription?
The making DNA segment.from mRNA.
The making of an RNA strand into a protein.
The making of an mRNA strand from the DNA template.
What does the lactose do to the Operon?
Blocks transcription because of the energy it provides
Allows the repressor to be unbind from the Operator.
The lactose binds the lactose and stops transcription
Allows for the transcription to speed
What is the inducer in the lac operon?
cAMP
glucose
lactose
CRP
In the trp operon, __ acts as a __ and helps the repressor bind to the operator.
lactose, corepressor
tryptophan, corepressor
tryptophan, inducer
lactose, inducer
A protein that binds to the operator and blocks the RNA polymerase
regulator
activator
repressor
corepressor
