Membrane Transport Quiz

Identify letter "A" on the diagram below

• Carbohydrate
• Cholesterol
• Phospholipid Bilayer
• Protein

Identify letter "B" on the diagram below

• Carbohydrate
• Phospholipid Bilayer
• Protein

Identify letter "F" on the diagram below

• Carbohydrate
• Cholesterol
• Hydrophilic Head
• Hydrophobic Tail
• Protein

Identify letter "G" on the diagram below

• Carbohydrate
• Cholesterol
• Hydrophilic Head
• Hydrophobic Tail
• Protein

The difference in the concentration of a substance from one location to another is called the __________________________________.

• phospholipid bilayer
• marker protein
• concentration gradient
• osmosis

Movement of WATER molecules across a selectively permeable membrane from an area of higher water concentration to an area of lower water concentration is called __________________________________.

• phospholipid bilayer
• marker protein
• concentration gradient
• osmosis

The movement of substances across a membrane, against their concentration gradient, requiring the use of energy, and usually involving the use of proteins is called __________________________________.

• diffusion
• facilitated diffusion
• osmosis
• active transport

The passive transport of molecules across membranes, from high to low concentration, through protein channels. is called __________________________________.

• diffusion
• facilitated diffusion
• osmosis
• active transport

Diffusion is the movement of a substance.....

• through a lipid bilayer.
• only in water.
• from an area of low concentration to an area of high concentration.
• from an area of high concentration to an area of low concentration.

Tags

NGSS.MS-LS2-3

Molecules that are too large to be moved through the cell membrane can be transported INTO the cell by......

• osmosis
• exocytosis
• endocytosis
• diffusion