Unit 1C: Cells and Passive Transport

What is the primary function of the cell membrane?

• Provides structural support

• Regulates what enters and leaves the cell

• Produces energy for the cell

• Stores genetic information

Tags

NGSS.MS-LS1-2

What is the cell membrane primarily made of?

• Protein chains

• Carbohydrate layers

• Lipid bilayer

• Nucleic acids

Which model is used to describe the structure of the cell membrane?

• Fluid mosaic model

• Double helix model

• Lock and key model

• Central dogma model

Where is the cell wall located in relation to the cell membrane?

• Inside the cell membrane

• Outside the cell membrane

• Within the nucleus

• Inside the cytoplasm

What is the primary function of the cell wall?

• Energy production

• Protein synthesis

• Protection and support

• DNA replication

Tags

NGSS.MS-LS1-2

What material is the cell wall primarily made of?

• Lipids

• Proteins

• Cellulose

• Nucleic acids

What substances can easily pass through the pores of the cell wall?

• Glucose and proteins

• Water, oxygen, and carbon dioxide

• Lipids and starch

• DNA and RNA

What is the structure of the cell membrane called?

• Lipid monolayer

• Lipid bilayer

• Protein layer

• Carbohydrate layer

How many layers make up the cell membrane?

• 1 layer

• 2 layers

• 3 layers

• 4 layers

Which components are found in the lipid bilayer?

• Proteins and nucleic acids

• Carbohydrates and lipids

• Proteins and carbohydrates

• Lipids and nucleic acids