Cell signaling and communication notes and learning material

Cell
Signaling




Exam Prep

, Topic
:( ell Signaling
communicate ?
why must cells
•
cells must communicate in order
to maintain homeostasis in
multicellular organisms
what about unicellular communication ?
will
some
organisms use chemical
•



to
signals communicate with
eachother such as found in a

colony of bacteria

There are two main
processes
Transmission
in cell
signaling :

and reception .




hey term : Ligand -
a
ligand is a

molecule that will bind to a

receptor protein molecule in order
initiate a cellular response /process


orgy;¥&Tr
OGAMI There are four
word main steps in the
11 ygejgf.ae process :
I. Transmission
2. Reception
3. Transduction
4. Response