The Plasma Membrane
The plasma membrane is made out of this specific layer called...
The Phospholipid Bilayer
This molecule is able to move during osmosis...
water
Passive transport does not require this...
ATP or energy
Feedback loops help keep the body in this important state of stability called...
homeostasis
Active transport requires this in order for it to be considered active...
ATP or energy
___________ describes the plasma membrane which means it controls what enters and exits
Water wants to be ______
equal
Molecules move from _____ to _____ concentration
high to low
Negative feedback loops do what to maintain stability...
counteract or try to reverse until stability is brought back
Molecules move from ____ to _____ concentration
low to high
Another structure within the plasma membrane that allows bigger things to go through...
protein channels
Water wants to follow where there is...
the most chemical (sugar, salt, etc.)
Passive transport moves _____ the concentration gradient
with
Positive feedback loops do this to maintain stability...
increase or amplify something until completion has occurred
Active transport moves ________ the concentration gradient
Phospholipids give the plasma membrane ability to be _________... (THINK LIKE A BUBBLE)
fluid or flexible
Water will move __________ if there is no net gain or loss in the cell
in and out
Diffusion will continue until this condition is reached...
equilibrium
Childbirth is an example of what type of feedback loop...
Positive feedback loop
This structure is needed to move BIG molecules across the plasma membrane in active transport...
protein pump
If there is a mutation in the plasma membrane then what would not be able to happen...
cell transport or homeostasis or movement of molecules
A red blood cell (0.9 salt concentration) is placed in a sugary solution (3.0 sugar concentration). After time the red blood cell will look like...
Shrunk (Water moves out)
Diffusion is the movement of small molecules like...
glucose, oxygen, carbon dioxide, amino acids
Dogs sticking out their tongues and panting is an example of a _______ feedback loop
Negative feedback loop
This organelle controls the amount of energy that would be given for active transport to occur...
mitochondria