Cell Membrane and Cell Transport

The movement of water across a semi-permeable membrane to try and equalize the amount of solute is called ______,

• diffusion

• osmosis

• facilitated diffusion

• exocytosis

Which of the following are examples of passive transport?

• diffusion

• osmosis

• facilitated diffusion

• exocytosis

In the diagram, which number shows the polar phospholipid head?

• 9

• 10

• 7

• 8

In the diagram, which shows the nonpolar tail of the phospholipid?

• 9

• 10

• 7

• 8

Which of the following red blood cells was placed in a hypertonic solution?

• left one

• middle one

• right one

• all the cells shown

Tags

NGSS.MS-LS1-2

Which of the following red blood cells was placed in a hypotonic solution?

• left cell

• middle cell

• right cell

• all of the cells shown

Tags

NGSS.MS-LS1-2

Which type of transport goes with the concentration gradient?

• passive transport

• active transport

• exocytosis

• endocytosis

Which type of transport goes against the concentration gradient?

• passive transport

• active transport

• diffusion

• osmosis

True or False - All membranes are surrounded by a cell membrane.

• True

• False

Another property of the cell membrane is that it is flexible and made of many different components. Which term describes this?

• selectively permeable

• phospholipid bilayer

• fluid mosaic

• all of the options listed