Transcription Factors

Transcription Factors

11th Grade

15 Qs

quiz-placeholder

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Transcription Factors

Transcription Factors

Assessment

Quiz

Science

11th Grade

Hard

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What are the transcription factors?

Molecules that provide ATP to transcription unit

Molecules that synthesize RNA during transcription 

Molecules that bring amino acids to the transcription unit

Molecules that bind to enhance/inhibit transcription. 

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

RNA polymerase needs --- to initiate transcription.

holoenzymes

transcriptional factors

histones

microRNA

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

When tryptophan (try) is absent, the trp represser unbinds from the operator and this results in RNA synthesis to do what?

be blocked

proceed

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of these is not a function of eukaryotic transcription factors?

control rate of transcription

ensure gene is used at the right time

stabilize the binding of RNA polymerase

prevent messenger RNA from translating

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What role do transcription factors play in gene expression?

They degrade mRNA after transcription.

They bind to DNA to regulate transcription.

They transport RNA out of the nucleus.

They splice introns from pre-mRNA.

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is a characteristic of transcription factors?

They are proteins that bind to specific DNA sequences.

They are lipids that interact with RNA polymerase.

They are carbohydrates that modify RNA.

They are nucleic acids that form ribosomes.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How do transcription factors influence the transcription of a gene?

By altering the DNA sequence of the gene.

By binding to enhancers or silencers near the gene.

By converting DNA into RNA.

By transporting RNA to the ribosome.

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