Cell Membrane and Cell Transport

Which type of transport does not require energy?

• Passive Transport

• Active Transport

• Diffusion

• Osmosis

Which type of transport requires energy?

• Passive Transport

• Active Transport

• Diffusion

• Osmosis

What is diffusion?

• The movement of water across a semipermeable membrane

• The movement of molecules from an area of high concentration to an area of low concentration

• The movement of molecules from an area of low concentration to an area of high concentration

• The movement of ions across a membrane

Tags

NGSS.HS-LS2-3

What is osmosis?

• The movement of water across a semipermeable membrane

• The movement of molecules from an area of high concentration to an area of low concentration

• The movement of molecules from an area of low concentration to an area of high concentration

• The movement of ions across a membrane

Which of the following is an example of passive transport?

• A. Facilitated diffusion

• B. Sodium-potassium pump

• C. Endocytosis

• D. Exocytosis

What happens to a cell placed in a hypotonic solution?

• It swells

• It shrinks

• It remains the same

• It bursts

Tags

NGSS.HS-LS1-3

What happens to a cell placed in an isotonic solution?

• It swells

• It shrinks

• It remains the same

• It bursts

A(n) ___________ is the basic structure molecule making up the plasma membrane.

• carbohydrate

• phospholipid

• amino acid

• nucleic acid

______________ is the property of the cell membrane that allows only some substances in and out of a cell.

• Selective permeability

• Acidity

• Active transport

• Fluid Mosaic

Which of the following orientations of phospholipids best represents the phospholipid bilayer of the plasma membrane?

• A

• B

• C

• D