10. Cell Signaling
Signal Amplification
Multiple Choice
Multiple ChoiceKinases and phosphatases are essential to the cell because they:
a) Are enzymes that synthesize proteins.
b) Are enzymes that degrade proteins.
c) Are enzymes that can turn proteins 'on' and/or 'off' through changes in phosphorylation.
d) Are enzymes that can turn proteins 'on' and/or 'off' through changes in proton concentrations.
e) None of the above.
A
Are enzymes that synthesize proteins.
B
Are enzymes that degrade proteins.
C
Are enzymes that can turn proteins 'on' and/or 'off' through changes in phosphorylation.
D
Are enzymes that can turn proteins 'on' and/or 'off' through changes in proton concentrations.
E
None of the above.
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