Lac Operon

Lac Operon

10th - 12th Grade

15 Qs

quiz-placeholder

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Lac Operon

Lac Operon

Assessment

Quiz

Biology

10th - 12th Grade

Practice Problem

Medium

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

Standards-aligned

Created by

Gravity Force

Used 119+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 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

The "on/off" switch for an operon is called the

promoter
repressor
operator
gene

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Operons are found in the cells of which of the following types of organisms?

prokaryotes (bacteria)
eukaryotes (plant and animals)
animals only
viruses

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the lac operon the inducer is

allolactose

glucose

galactose

all of the above

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is 1 in the diagram?

RNA polymerase

Inducer

Repressor

Operator

Tags

NGSS.HS-LS1-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is 2 in the diagram?

RNA polymerase

Inducer

Repressor

Operator

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is 4 in the diagram?

RNA polymerase

Inducer

Repressor

Operator

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