Cell Transport Vocabulary Quiz to Study

Process requiring energy for the movement of particles across a cell membrane against the concentration gradient. Energy is required.

A thin, flexible, semi-permeable barrier around the cell which regulates what enters and leaves the cell

This is the unequal distribution of ions across a cell membrane

The process when molecules tend to move from an area of high concentration to an area or low concentration. No energy required.

This is the process where cells engulf material from outside their cell membranes and bring the material into the cell.

This is the transport of material out of a cell by means of a sac or vesicle that first engulfs the material and then is pushed out through an opening in the cell membrane.

This is a process by which substances are transported across cell membranes by means of protein carrier molecules.

This is the most accepted model of the cell membrane. This model states that the membrane is a fluid structure with many different types of proteins stuck in or attached to the bilayer of phospholipids.

This is a regulation of the internal environment of an organism

A solution that causes a cell to shrink because of the high concentration of solute in the solution surrounding the cell.

A solution that causes a cell to swell because of osmosis.

When the concentration of solute and solvent are equal on both sides of the membrane. It has achieved a state of osmotic equilibrium.

This is a type of protein found in the cell membrane, which regulates the coming and going of substances into or out of the cell

These are all of the biochemical processes of an organism.

This is a process in which water moves through a membrane, from an area of high concentration to an area of lower concentration.