AP- Cell Communication (4.1-4.4)

What are the three general ways cells communicate?

• Direct Contact, Local Signaling, Long-distance signaling

• Reception, Transduction, Response

• Paracrine signaling, Synaptic signaling, Endocrine signaling

• G protein coupled receptors, Ion channels, Ligand gated ion channels

What is the main way animals and plants use for long distance signaling?

• Gap junctions

• Plasmodesmata

• Endocrine signaling

• Ligand gated ion channels

Paracrine signaling is

• Local Signaling

• Long distance signaling through the bloodstream

• Signals sent to cells through gap junctions

• a signal that cells send to themselves

Which type of signaling occurs in animal nervous systems where neurons secrete neurotransmitters that diffuse across the synaptic cleft to reach the target cell?

• Paracrine signaling

• Synaptic signaling

• Endocrine signaling

• Transduction

Which type of cell junctions allow signaling substances and other material to pass freely between adjacent animal cells?

• Gap junctions

• Plasmodesmata

• G protein coupled receptors

• Ligand gated ion channels

A signal molecule that binds to a plasma-membrane protein is a

• ligand
• second messenger
• protein kinase
• receptor protein

Which type of cell junctions allow signaling substances and other material to pass freely between adjacent plant cells?

• Gap junctions

• Plasmodesmata

• G protein coupled receptors

• Ligand gated ion channels

Choose the correct order of communication.

• reception, response, transduction

• transduction, reception, response

• response, transduction, reception

• reception, transduction, response

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

• synaptic

• long distance

• paracrine

• direct

Tags

NGSS.HS-LS1-3

Which are two widely used second messengers?

• cAMP

• RTK's

• Ca²⁺

• sodium