The Cell Membrane

Tuesday 11/3 Assignment

Complete this Quizizz to get credit for today :) - Ms. Cottrell

Directions:

• Read the slides provided to introduce yourself to our next topic

• Strive for 75% or higher for your score! You can retake this quizizz.

• Email me with any questions at all.

• Most importantly: READ THE SLIDES and WATCH the given videos.

Multiple Choice

What is the outer boundary called on ALL cells that controls what goes in and out of that cell?

• Cell Wall

• Nucleus

• Cell Membrane

Multiple Choice

What happens when we mix oil and water? (Watch the video if you are unsure)

• They mix together

• They stay separate

• It explodes

Oil and Water

• Oil and water DON'T mix

• Oil molecules are hydrophobic they "don't like" water. Hydro - water

• Phobic - Think of a phobia!

• Parts of the cell membrane are hydrophobic. This is part of what protects the cell.

Fill in the Blanks

The cell membrane is described as a

mosaic model.

Multiple Choice

How many layers does the phospholipid bilayer have?

• Two

• One

• Three

Fill in the Blanks

The polar head of the phospholipid

water. (loves or hates?)

Open Ended

Why do you think it is important for cells to have a cell membrane?

Good work!

See you on Thursday :)