What are the functions of the cell membrane?
Protection, controls what enters and exits, cell to cell communication
What are receptors in the cell membrane?
Proteins in the membrane that allow for cell to cell communication.
How do receptors facilitate communication?
By receiving hormones and neurotransmitters.
What is the structure of the cell membrane?
Composed of lipids and proteins.
What is meant by semi-permeable?
Allows certain materials to go through.
What types of materials can get through the cell membrane?
Small molecules are more likely to get through compared to big molecules.
Examples include CO2, H2O, simple sugars, and amino acids.