5 Written questions
5 Matching questions
- ELECTRICAL CHARGE
- FIBROUS PROTEIN
- PHOSPHOLIPID BILAYER
- a a double layer of phospholipids whose orientation is due to their amphiphilic nature.
- b movement into cells
- c proteins that are not chemially active but serve to support cell structure.
- d cancerous, abnormally dividing cells
- e the phospholipid bilayer is impermeable to all charged molecules and ions, these will require assistance in the form of integral proteins
5 Multiple choice questions
- does not require ATP
- cell eating
- all the cells in the human body except for the sperm and the egg
- single celled fertilized egg called a:
- don't go all the way through the membrane, may be inside or outside.
5 True/False questions
OSMOSIS → the movement of water molecules through a selectively permeable membrane.
BENIGN → not cancerous, cells don't spread
FILTRATE → the stuff that is dissolved in that water.
SOLUBILITY EXAMPLES: → lipid solluble substances pass easily through lipid bilayer; water-soluble substances DO NOT pass must be moved across via membrane proteins
RESTING MEMBRANE POTENTIAL → the depolarization that initiates a flow of electricial current that is known as: