LS 2.4 - The Cell and its Environment

Front

What is the process called when a cell moves larger particles out of itself?

Back

Exocytosis

Front

What is the process called when unicellular organisms engulf large particles and bring them into their cell?

Back

Endocytosis

Front

What does 'passive' mean in the context of passive transport?

Back

The process does not use energy.

Front

What system protects and supports the cell while controlling what goes in and out?

Back

Cell membrane

Front

Can small molecules like oxygen and carbon dioxide readily diffuse through the cell membrane?

Back

True

Front

What is the term for the movement of water across a selectively permeable membrane?

Back

Osmosis

Front

What is the difference between active transport and passive transport?

Back

Active transport requires energy, while passive transport does not.

Front

What is the role of the cell wall in plant cells?

Back

It provides structure and protection.

Front

What is facilitated diffusion?

Back

The process of passive transport of molecules across a cell membrane via specific transmembrane proteins.

Front

What is the function of the nucleus in a cell?

Back

It stores the cell's genetic material and controls its activities.