LT 4.4 - Cell Membrane GENERAL Test Review

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

___________ allow cells to recognize each other and act like ID tags. 

• Carbohydrates 
• Proteins
• Phospholipids 
• Cholesterol

The cell membrane is described as _________ because it allows some molecules to cross while others cannot.

• Selectively (or Semi) Permeable

• Totally Transparent

• Liquid Licorice

• Heavily Patrolled

What three substances make up the cell membrane?

• lipids, starches, nucleic acids
• lipids, fats, sugars
• lipids, sugars, proteins
• lipids, proteins, carbohydrates

Which molecule's main function is to maintain the cell's fluidity?

• fatty acid

• glycerol

• acetylcholine

• cholesterol

What is "B"?

• Peripheral Protein

• Carbohydrate

• Cholesterol

• Integral Protein

What is "A"?

• Carbohydrate

• Phospholipid Bilayer

• Cholesterol

• Carbohydrate Chain

The cell membrane is arranged with the _______ on the outside and the _______ facing inwards

• hydrophobic head; hydrophobic tails

• hydrophobic head; hydrophilic tails

• hydrophilic head; hydrophilic tails

• hydrophilic head; hydrophobic tails

"B" is an integral protein, what is the function of this structure?

• Help transport certain materials across the cell membrane

• Makes up bilayer

• Involved in cell-to-cell recognition

• Repels Water

Letter a is pointing to which type of cell membrane protein?

• peripheral

• just integral

• integral, transmembrane, channel

• integral and transmembrane