Cell Signaling

Cell Signaling

University

•

34 Qs

quiz-placeholder

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Cell Signaling

Cell Signaling

Assessment

Quiz

•

Biology

•

University

•

Medium

•
NGSS
HS-LS1-1

Standards-aligned

Created by

Kathleen Gempel

Used 11+ times

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34 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simple nerve reflexes use signaling molecules called

nitric oxides
G proteins
neurotransmitters
proteases

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is true about a hydrophilic signaling molecule?

Its receptor is located in the cytosol of the target cell
It might trigger a signal cascade that causes some effect in a cell
Since it can enter the cell, it directly affects some specific cell process
It is a steroid

3.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

A signal molecule that binds to a plasma-membrane protein is a

ligand
second messenger
protein kinase
receptor protein

4.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

Which of the following can activate a protein by transferring a phosphate group to it?

cAMP
G Protein
protein kinase
protein phosphatase

5.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

What do second messengers do?

transport a signal through the lipid bilayer
relay a signal from the outside to the inside of the cell
relay message from the inside of the mebrane throughout the cytoplasm
dampen the message

6.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

What does a protein phosphatase do?

removes phosphates
transfers phosphates from ATP to proteins
activates an enzyme with a signal molecule

7.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

What does a protein kinase do?

removes phosphates
transfers phosphates from ATP to proteins
activates an enzyme

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