Cell Communication

Cell Communication

10th - 12th Grade

25 Qs

quiz-placeholder

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Cell Communication

Cell Communication

Assessment

Quiz

10th - 12th Grade

Easy

Used 13+ times

FREE Resource

25 questions

Show all answers

1.

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

2.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

What is a G protein?
specific type of membrane-receptor protein
protein on the cytoplasmic side of a membrane
membrane-bound enzyme
relay protein

3.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Which of the following can activate a protein by transferring a phosphate group to it?
cAMP
G Protein
protein kinase
protein phosphatase

4.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Signal amplification is most often achieved by
an enzyme cascade
binding of multiple signals
branching pathways
action of adenylyl cyclase

5.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

What does a protein kinase do?
removes phosphates
transfers phosphates from ATP to proteins
activates an enzyme

6.

MULTIPLE CHOICE QUESTION

1 min • 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

1 min • 12 pts

What determines whether a cell is a target cell for a particular signal molecule?
phosphorylation cascade
cAMP
signal receptors
phosphatase

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