Biology 6 - General Biology I » Spring 2021 » Review Quiz on Cell Communication

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Question #1
Match proper terms. signaling molecule
A.   hormone
B.   channel
C.   cAMP
D.   ion-channel
Question #2
Match proper terms. protein receptor
A.   cAMP
B.   ion-channel
C.   hormone
D.   proteins
Question #3
Match proper terms. second messenger
A.   proteins
B.   channel
C.   ion-channel
D.   cAMP
Question #4
Match proper terms. phosphatase
A.   phosphorylates proteins
B.   ion-channel
C.   proteins
D.   removes phosphate groups from proteins
Question #5
Match proper terms. protein kinase
A.   proteins
B.   removes phosphate groups from proteins
C.   phosphorylates proteins
D.   adds phosphate groups from proteins
Question #6
________________ refers to programmed cell suicide.
A.   Signal transduction
B.   Apoptosis
C.   Cell reproduction
D.   Signal reception
Question #7
The key to the cell’s continuing “receptiveness” to regulation is the _________________________.
A.   active transport of cyclic AMP and calcium ions
B.   availability of protein kinases
C.   reversibility of the binding of signaling molecules to their receptors
D.   presence of enzyme inhibitors
Question #8
Plasma membranes are more permeable to lipid-based signal molecules than to protein-based signal molecules.
A.   TRUE
B.   FALSE

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