The plasma membrane is made up of molecules in two layers which we call the ________________.
The layers are made of molecules called __________________.
They have a _________ and ____________.
Which part of the molecule faces out towards the cytoplasm?________________________________

Explore (pg. 5)
How do molecules get inside and outside the cell?______________________ or ______________________
To bring something inside the cell, it is called________________________
To bring something outside the cell, it is called
________________________________________

Explore (pg. 6)
Two types of transport ___________________________ or ____________________________
Which one does not require energy?_________________________________
In the one that does not require energy, the move across a _______________________________________________________.
They move from _____________ concentration to _____________________ concentration.
The goal is to have the molecules _______________________ over time on both sides of the concentration gradient.