Updated: Honors Cell Transport

Front

What does it mean that the cell membrane is selectively permeable?

Back

Certain things can enter while others cannot.

Front

What type of endocytosis occurs when a molecule binds with a receptor in the membrane?

Back

Receptor mediated Endocytosis.

Front

What is the function of an integral protein in the cell membrane?

Back

Integral proteins span the membrane and are involved in transport and communication.

Front

What type of cell transport is represented by the process of endocytosis?

Back

Endocytosis is the process where cells engulf materials from the outside environment.

Front

What is osmosis?

Back

Osmosis is the movement of water across a membrane.

Front

What is the role of cholesterol in the cell membrane?

Back

Cholesterol helps to maintain membrane fluidity and stability.

Front

Define passive transport.

Back

Passive transport is the movement of substances across a cell membrane without the use of energy.

Front

What is the difference between pinocytosis and phagocytosis?

Back

Pinocytosis is the uptake of liquids, while phagocytosis is the uptake of large particles or cells.

Front

What is the primary function of glycoproteins in the cell membrane?

Back

Glycoproteins are involved in cell recognition and signaling.

Front

Explain the process of exocytosis.

Back

Exocytosis is the process by which cells expel materials in vesicles.