AP Cell Membrane Warm Up

A phospholipid has 2 parts. What are they called? 

• Hydrophilic Head, Hydrophobic Tail 
• Hydrophobic Head, Hydrophilic Tail 

Tags

NGSS.MS-PS1-1

A ______________ is composed of a phosphate and glycerol head and 2 fatty acid chain tails. 

• phospholipid 
• Carbohydrate
• Cholesterol 
• Protein 

Tags

NGSS.MS-LS1-2

Describes the arrangement of the cell membrane as bendable and made of many parts. 

• The Fluid Mosaic Model 
• The Major Mobility Model 
• The Crazy Cell Model
• The Maze Model

Tags

NGSS.MS-LS1-2

___________ have 2 functions in the cell membrane.
1.) They act like gatekeepers, only let certain things in. 
2.) Enzyme receptors embedded in the membrane.

• Carbohydrates 
• Proteins 
• Phospholipids 
• Cholesterol

Tags

NGSS.MS-LS1-2

What forms the channels and pumps in the phospholipid bilayer?

• carbohydrates
• proteins
• hydrophilic heads 
• lipids

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

• Lipids
• Carbohydrates
• Proteins
• Nucleic Acids

Tags

NGSS.MS-LS1-2

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

• C
• E
• B
• D

Tags

NGSS.MS-LS1-2

Hydrophilic means...

• water-loving
• water-fearing
• nonpolar
• lipid soluble

Tags

NGSS.MS-PS1-1

Which molecule affects the fluidity of the cell membrane at different temperatures?

• fatty acid
• glycerol
• acetylcholine
• cholesterol

What is the name for a molecule that has a polar head region and a hydrophobic tail region?

• Bihydrophicity
• Amphipathic
• Hydrophilic
• Dipolarity