Cell Membrane and Cellular Transport

This image is an example of a phospholipid. Which part of a phospholipid is HYDROPHOBIC?

• the phosphate "head"

• the lipid "tails"

This image is an example of a phospholipid. Which part of a phospholipid is HYDROPHILIC?

• the phosphate "head"

• the lipid "tails"

What is another term for "selectively permeable"?

• porous

• permanent

• completely permeable

• semipermeable

Which of the following is NOT part of the cell membrane?

• Carbohydrates

• Nucleic Acids

• Lipids

• Proteins

Part of the plasma membrane responsible for cell recognition...

• C

• E

• B

• D

Under which condition would a cell experience a net loss of water to its environment?

• 95% water in cell, 85% water in environment

• 85% water in cell, 95% water in environment

• 90% water in cell, 100% water in environment

• 95% water in cell, 95% water in environment

Lactated Ringer's solution is isotonic to human blood. If red blood cells are placed in a beaker of Lactated Ringer's solution, what would happen?

• no exchange of water would occur

• water moves out of the cell causing it to shrink

• water moves into the cell causing the cell to burst

• water flows at equal rates into and out of the cell

Tags

NGSS.HS-LS1-3

In a nerve cell, ATP energy is used to pump sodium (Na) out of the cell and potassium (K) into the cell. This is an example of...

• Facilitated Diffusion

• Simple Diffusion

• Osmosis

• Active Transport

Tags

NGSS.HS-LS1-3

The process where only water is allowed to pass through the cell membrane from a high to low concentration.

• meiosis

• respiration

• diffusion

• osmosis

Cells use energy to move materials across a membrane (low to high concentration).

• Active transport

• Passive transport

• Diffusion

• Osmosis