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

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

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