L-7 Cell membrane and Diffusion

What cell structure does this image represent?

• nucleus

• nuclear membrane

• cell membrane

• cytoplasm

Tags

NGSS.MS-LS1-2

What does label A represent?

• carbohydrate chain

• transport protein

• lipid bilayer

• cytoplasm

Tags

NGSS.MS-LS1-2

The cell membrane is made up of _______. (label E)

• fat cells

• phospholipids

• ribosomes

• water

Tags

NGSS.MS-LS1-2

The cell membrane is made of a lipid _____.

• bilayer

• trilayer

• sandwich

• membrane

Tags

NGSS.MS-LS1-2

_____ is the movement of any substance from high to low concentration.

• osmosis

• diffusion

• cytoplasmic streaming

• protein synthesis

When does diffusion stop?

• it never stops

• when it is not equal inside and outside the cell

• when the substance is equal inside and outside the cell

Osmosis is the diffusion of _____.

• proteins

• cytoplasm

• milk

• water

Water enters the cell in a ____ solution.

• hypertonic

• hypotonic

• isotonic

Water leaves the cell in a ____ solution.

• hypertonic

• hypotonic

• isotonic

Tags

NGSS.HS-LS1-3

A cell in a ____ solution is in dynamic equilibrium. This means there is no osmosis and the cell size will not change.

• hypotonic

• hypertonic

• isotonic