What process requires some of the cell's energy and includes endocytosis and exocytosis?
Active Transport
Cellular Transport
What is the membrane that surrounds the contents of a cell and allows only certain things into and out of the cell?
Nuclear membrane
Cell (plasma) membrane
What is a way of describing the structure and function of a cell membrane; includes the phospholipid bilayer, proteins, carbohydrates, and cholesterol?
Fluid Mosaic Model
Homeostasis
What is the process of keeping the internal conditions of an organism stable?
Homeostasis
Passive transport
What is attracted to water or able to dissolve in water; water-loving?
Hydrophilic
Hydrophobic
What is having a partial positive electrical charge on one end and a partial negative charge on the other end?
Polar
Nonpolar
What is the two layers of phospholipid molecules arranged tail to tail that help to make up cell membranes?
Phospholipid bilayer
Cell membrane
What is the process that does not require energy from the cell and includes osmosis and diffusion?
Active Transport
Passive Transport
What is repelled by water or not able to be dissolved in water; water-fearing?
Hydrophilic
Hydrophobic
What is the movement of materials into and out of cells?
Passive Transport
Cellular Transport
What is a property of cell membranes that allows only certain things to cross but not others>?
Non-permeable
Permeable
Semi-permeable
What is a difference in the concentration of ions or other dissolved particles between two regions?
Diffusion
Dynamic equilibrium
Concentration gradient
What is the movement of molecules from an area of higher concentration to an area of lower concentration?
Osmosis
Diffusion
Facilitated diffusion
What is the state of having equal concentrations as molecules move into and out of a cell at the same time?
Dynamic equilibrium
Diffusion
Osmosis
What is the diffusion of molecules across a membrane through special proteins in the membrane?
Transport proteins
Facilitated diffusion
Diffusion
Dynamic equilibrium
What are proteins present in the cell membrane that allow different types of substances to pass through the membrane?
Facilitated proteins
Transport proteins
Diffused proteins
Having a higher solute concentration in the solution outside the cell than inside the cell, causing the cell to shrink
Hypotonic
Hypertonic
Isotonic
Having a lower solute concentration in the solution outside the cell than inside the cell, causing the cell to swell
Hypertonic
Hypotonic
Isotonic
Having equal solute concentrations inside and outside the cell
Hypertonic
Hypotonic
Isotonic
The movement of water across a semi-permeable membrane
Osmosis
diffusion
endocytosis
exocytosis
The pressure at which osmosis stops
Turgor pressure
Osmotic pressure
High pressure
Low pressure
Dissolved particles in a solution
Concentration
Solute
Osmosis
The pressure created by osmosis as water enters into a plant cell
Turgor Pressure
Osmotic Pressure
High pressure
Low pressure
Plant cell loses water and its plasma membrane pulls away from the cell wall occurring in a hypertonic solution due to osmosis
Hydrolysis
Plasmolysis
Osmolysis
Dialysis
A process that requires energy to move a substance from an area of lower concentration to an area of higher concentration
Active Transport
Passive Transport
Celllular transport
Process used by a cell to take in a large particle
Endocytosis
Exocytosis
Phagocytosis
Process used by a cell to release materials out of the cell
Endocytosis
Exocytosis
Phagocytosis
A protein present in the cell membrane that helps to move materials into and out of the cell