Which of the following is/are similarities between prokaryotic and eukaryotic gene expression?
Gene Regulation

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Other, Biology
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11th - 12th Grade
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Easy
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
both use proteins to interact with the DNA to control gene expression
both have histones complexed with their DNA
both separate the processes of transcription and translation spatially
all of the above
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
All the genes in both a prokaryotic cell and a eukaryotic cell are expressed at the same time.
True
False
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Prokaryotes regulate gene expression primarily
in order to maintain homeostasis
in response to changing environmental conditions
during development as cells specialize
Prokaryotes do not regulate gene expression. All genes are always on.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Genes can be shut off (not expressed) when a ___ binds to the ____.
activator, operator
repressor, operator
corepressor, operator
repressor, promotor
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
One way to regulate the expression of a gene is to control the formation of mRNA. This is called ___ control.
transcriptional
translational
post-transcriptional
post-translational
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the lactose do to the Operon?
Blocks transcription because of the energy it provides
Allows the repressor to be unbinded from the Operator.
The lactose binds to the lactose and stops transcription
Allows for the transcription to speed up
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the concept that explains why some genes in different cells are switched on and off. This ability of genes to be turned on and off helps cells to have different functions and shapes even though they all have the same DNA
Epigenetics (epi=above)
Subgenetics
Ribozymes
Central Dogma
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