Studied by 15 peopleThe Plasma Membrane is a…
layer surrounding the cell
In the Membrane structure the Phospholipid bilayer is…
Amphipathic
In the Membrane structure Cholesterol is…
Amphipathic
What types of Proteins are in the Membrane Structure
Integral and Peripheral
Are Carbohydrates part of the Membrane Structure?
Yes
What types of sugar are in the Membrane Structure?
Glycolipids and Glycoproteins
The Fluid Mosaic Mode describes the membrane as acting like a _____
fluid
Cholesterol is a…
Temperature Buffer
What do Proteins do?
determine most functions
Integral Proteins are ____ the phospholipid Membrane
in
Peripheral Proteins are ____ the phospholipid membrane
outside
What makes up proteins?
Amino Acids
Peripheral proteins are ____ to the integral proteins
bound
One function of proteins is that some *_ as ____*
act enzymes
Another Function of Proteins is Signal ___________
transduction
What is Signal Transduction?
Hormone reception
A function of proteins is __ to ____ recognition
cell
Is a function of Proteins cell joining?
Yes
Do proteins attach to the cytoskeleton to maintain structure?
Yes
Facilitated Diffusion is _____ something to happen and doing ____
allowing nothing
Facilitated Diffusion does not require ___
ATP
The Plasma Membrane is…
Selectively Permeable
__ and __(nonpolar) cells pass through ____
small hydrophobic easily
____, ___(polar), and ___ cells have difficulty passing through
large hydrophilic charged
Transport/Carrier proteins are proteins ______ in the membrane that help _____ particles cross the membrane
embedded large
Passive transport is the _____ of a substance _______ using ATP
movement without
Passive Transport moves from __ to _ concentration
High Low
Passive Transport moves ____ the concentration gradient
with
Simple Diffusion is an example of
Passive Transport
Simple Diffusion is when a substance spreads _____ from to _ concentration
easily high low
An example of Simple Diffusion is…
Spraying Perfume
Osmosis is when __ diffuses over a semi permeable membrane from to _ concentration
water high low
Osmoregulation controls the ___ balance in a _____
water solution
Turgid is when a cell has ______ water
enough
Lysis is when a cell takes in ___ ____ water
too much
Flaccid is when a cell has too _____ water
little
Plasmolysis is when a ____ cell ____ water
plant loses
Water moves from a ________ solution to ______ solution
hypotonic hypertonic
A hypERtonic solution has a ____ concentration of _____
Higher Solutes
In a hypertonic solution water rushes __ cell
in
A hypOtonic solution there is a ____ concentration of _____
Lower Solutes
In a hypotonic solution water rushes of _______ and __ ______
out solution in cell
In an Isotonic solution water moves and of the 2 solutions at the ____ rate
in out same
Sodium/Potassium pump _______ transports _ potassium and _ sodium in and out of the cell
Actively, 2, 3
Note
Flashcard