Cell Signalling and Transduction
Which of the following processes involve the combining of a message from one signaling molecule with that of another to either enhance or inhibit a cellular effect?

Signal transduction
Signal integration
Signal amplification
Signal reception

ANSWER DOWNLOAD EXAMIANS APP

Cell Signalling and Transduction
In the signal transduction mechanism known as protein phosphorylation

the signaling molecule binds to a surface receptor
receptor kinases play a key role in triggering the signal cascade
All of these
phosphorylated proteins act with enzymes to trigger the signal cascade

ANSWER DOWNLOAD EXAMIANS APP

Cell Signalling and Transduction
When a __________ reaches its __________ , there is a specific means of receiving it and acting on the message. This task is the responsibility of specialized proteins called __________ .

signaling molecule; target cell; G proteins
signaling molecule; target cell; receptors
kinase; receptor; proteases
signaling molecule; receptor; G proteins

ANSWER DOWNLOAD EXAMIANS APP