OSMOSIS/DIFFUSION & ACTIVE/PASSIVE TRANSPORT

Front

Movement of molecules from an area of high concentration to an area of low concentration is called?

Back

Diffusion, Passive Transport, Osmosis, All of the above.

Front

What is the term for the movement of water through a semi-permeable membrane from high to low concentration?

Back

Osmosis.

Front

Which cell is placed into a hypotonic environment?

Back

Cell A.

Front

What regulates what enters and leaves a cell?

Back

Cell Membrane.

Front

What is phagocytosis?

Back

The process by which human immune cells engulf bacteria to destroy them.

Front

Define passive transport.

Back

The movement of molecules across a cell membrane without the use of energy.

Front

Define active transport.

Back

The movement of molecules against their concentration gradient, requiring energy.

Front

What is the difference between diffusion and osmosis?

Back

Diffusion is the movement of any molecules from high to low concentration, while osmosis specifically refers to the movement of water.

Front

What happens to a cell in a hypertonic solution?

Back

The cell will lose water and shrink.

Front

What is a semi-permeable membrane?

Back

A membrane that allows certain molecules to pass through while blocking others.