Cell Membrane

Front

What is the primary component of the cell membrane?

Back

Lipids

Front

What happens to a cell when it is placed in a hypotonic solution?

Back

The cell will swell.

Front

What is another term for 'selectively permeable'?

Back

Semipermeable

Front

What is the term for the balance that organisms maintain through self-regulating adjustments?

Back

Homeostasis

Front

What structures form the channels and pumps in the phospholipid bilayer?

Back

Proteins

Front

What is the function of the cell membrane?

Back

To protect the cell and regulate what enters and exits.

Front

What are phospholipids composed of?

Back

A hydrophilic (water-attracting) head and two hydrophobic (water-repelling) tails.

Front

What role do cholesterol molecules play in the cell membrane?

Back

They help to stabilize the membrane's fluidity.

Front

What is the fluid mosaic model?

Back

A model that describes the structure of the cell membrane as a mosaic of various proteins floating in or on the fluid lipid bilayer.

Front

What is osmosis?

Back

The diffusion of water across a selectively permeable membrane.