Ap Biology Gene Expression and Regulation Operons

Ap Biology Gene Expression and Regulation Operons

10th - 12th Grade

31 Qs

quiz-placeholder

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Ap Biology Gene Expression and Regulation Operons

Ap Biology Gene Expression and Regulation Operons

Assessment

Quiz

Biology

10th - 12th Grade

Medium

NGSS
HS-LS1-1, HS-LS1-4, HS-LS1-3

Standards-aligned

Created by

Charles Martinez

Used 2+ times

FREE Resource

31 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A protein that binds to the operator and blocks the RNA polymerase
regulator
repressor
activator
corepressor

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the lac operon model the genes within the operon will be expressed if:
lactose is absent in the cell
glucose is present in the cell
lactose is present in the cell

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image
In eukaryotes, proteins that help the RNA polymerase bind to the regulatory region for transcription are called ____________.
transcription factors
topoisomerase
regulatory genes
activators

Tags

NGSS.HS-LS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image
What is the name given to part of a DNA molecule that codes for a protein?
Glucose
Chromosome
Gene
Phosphate

Tags

NGSS.HS-LS1-1

5.

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

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can a person's muscle cells have the same exact DNA sequences as their nerve cells even though the look and perform completely different?
The two different cells become mutated
The proteins expressed in each cell are different
They actually have different DNA in the two types of cells.
The genome of the different cells changes

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-4

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the role of operons in prokaryote gene expression?
It makes the genes prokaryotes be turned on
It accounts for the regulation of gene activity in response to the needs of the cells
To make DNA for the gene
To make the gene turn of and off

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