13.4 Gene regulations and expressions
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Biology
10th Grade - University
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
How are the Prokaryotic genes regulated?
DNA Binding
Stopping Transcription
Transcription
Controlling transcription using DNA binding Protiens
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is a Operon?
A group of genes regulated togather
Bacterium
They are functioned to eat sugar lactose
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Why are Prokaryotic genes need to be regulated?
To produce operon
To give the cell a break in between the processes
Conserve energy and resources
To make protein
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role does Lactose play in the Lac Oeperon
It is a form of Operator and Promoter
By Beintg Absent they turn on the genes
A energy source to start and stop genes
By being Present to turn of the genes
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is an example of a promoter?
Operator
DNA polymer
RNA
RNA polymerase
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The location of a Operator is also known as place
Where the lac repressor can bind to the DNA binding protien.
DNA binding protiens can bind to the RNA polymerase
RNA binding protiens can bind to the DNA polymerase
where transcription begins
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
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
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