Keystone Module A Topic 2

What is the function of the cell membrane in a cell?

• It acts as a regulatory structure and protective barrier.

• It produces energy for the cell.

• It stores genetic information.

• It synthesizes proteins.

Tags

NGSS.MS-LS1-2

Which of the following is a type of passive transport?

• Endocytosis

• Osmosis

• Active transport

• Exocytosis

What role do membrane-bound organelles like the Golgi apparatus play in a cell?

• They produce energy.

• They facilitate the transport of materials within the cell.

• They store water.

• They synthesize DNA.

Tags

NGSS.MS-LS1-2

Which process is an example of active transport?

• Diffusion

• Osmosis

• Pumps (ion or molecular)

• Facilitated diffusion

What is homeostasis?

• The process of cell division

• The maintenance of stable internal conditions

• The breakdown of glucose

• The synthesis of proteins

Tags

NGSS.HS-LS1-3

What is the main function of the cell membrane?

• To produce energy for the cell

• To regulate what enters and leaves the cell

• To store genetic information

• To synthesize proteins

Tags

NGSS.MS-LS1-2

What is the term used to describe the membrane's ability to allow some materials to pass through while preventing others?

• Simple diffusion

• Active transport

• Selective permeability

• Osmosis

What are the main components of the cell membrane?

• Proteins and carbohydrates

• Phospholipids and cholesterol

• Nucleic acids and lipids

• Sugars and amino acids

What is the process called when molecules move through the phospholipids portion of the membrane?

• Active transport

• Facilitated diffusion

• Simple diffusion

• Endocytosis

Tags

NGSS.HS-LS2-3

What type of diffusion involves water moving across the membrane?

• Active transport

• Osmosis

• Facilitated diffusion

• Simple diffusion