Font size
WorksheetsCell Signaling
Total questions: 15
Worksheet time: 15mins
Which two terms describe this image?
long distance signal
local signal
synaptic
paracrine
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
What kind of cell communication involves 2 cells physically touching?
Direct Contact
Local Signaling
Long-distance Signaling
Endocrine Signaling
What kind of cell communication involves a cell releasing a signal molecule over a short distance?
Direct Contact
Local Signaling
Long-distance Signaling
Endocrine Signaling
What kind of cell communication involves a cell releasing a signal molecule into the blood?
Direct Contact
Local Signaling
Long-distance Signaling
What is another name for the signal molecule?
Ligand
Centromere
Spindle Fiber
Receptor
What is the name of the step of the signal transduction pathway where the signal molecule first binds to a receptor?
Transduction
Reception
Response
Signal
What is the name of the step where the signal is carried to specific parts of the cell in an understable means?
Transduction
Reception
Response
Signal
What is the name of the step where the cell carries out the task that the signal molecule initiated (started)?
Transduction
Reception
Response
Signal
What changes conformation (shape) in the reception step of the signal transduction pathway?
Signal
Ligand
Receptor
Transduction
What are chemical molecules that are typically released outside of an organism to communicate an intraspecies message?
Ligand
Signal Molecule
Receptor
Pheromone
What is cell signaling?
Cell signaling refers to the physical structure of cells.
Cell signaling is the method by which cells reproduce.
Cell signaling is the process of cell division.
Cell signaling is the communication process between cells to coordinate their activities.
Which type of cell signaling involves the release of hormones into the bloodstream to reach target cells?
Direct Contact
Paracrine Signaling
Endocrine Signaling
Synaptic Signaling
In cell signaling, what is the role of a second messenger?
To directly bind to the receptor
To relay signals from receptors to target molecules inside the cell
To transport the signal molecule across the cell membrane
To degrade the signal molecule
What is the primary function of G-protein coupled receptors in cell signaling?
To transport ions across the cell membrane
To facilitate direct contact between cells
To activate G-proteins by exchanging GDP for GTP
To degrade signal molecules
