AP Bio Signal Transduction Review

Adrenaline is released from your adrenal glands to affect various systems in the body. This is an example of ____ signaling.

• synaptic

• endocrine

• paracrine

• autocrine

Tags

NGSS.HS-LS1-3

Which kind of receptors are seen here?

• G-coupled protein receptor

• RTK's

• Gated ion channels

What type of signaling is shown here?

• autocrine

• synaptic

• endocrine

• paracrine

What determines whether a signal molecule binds on the surface or enters the cell?

• size

• polarity

• ability to cross the membrane

• all of these

After a cellular response, how is it terminated?

• separate the ligand and receptor

• block the transduction pathway

• it will keep responding

• send out a different signal

Tags

NGSS.HS-LS1-3

What is the name of the signaling molecule in cell communication?

• ligand

• receptor

• operon

• inhibitor

Choose the correct order of communication.

• reception, response, transduction

• transduction, reception, response

• response, transduction, reception

• reception, transduction, response

Long distance signals involving hormones are ________ signals.

• paracrine

• synaptic

• endocrine

Tags

NGSS.HS-LS1-3

Which are two widely used second messengers?

• cAMP

• RTK's

• Ca²⁺

• sodium

Phosphorylation cascades are often used for

• reception

• responses

• amplification

• termination