Cell Membrane Structure and Function

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

Which term describes the relatively constant internal physical conditions of an organism?

• cell specialization

• homeostasis

• permeability

• unicellularity

Which of the following is NOT a function of the cell membrane?

• Provides instructions to the cell and other organelles.

• Regulates compounds in and out fo the cell.

• Allows cells to communicate and interact with other cells.

• Protects the cell from its environment.

Tags

NGSS.MS-LS1-2

The type of cellular transport that requires no energy.

• Active Transport
• Protein Pumps
• Passive Transport
• Endocytosis

In pure water, a red blood cell from an animal will swell and burst, but a leaf cell from a plant will not. Which structure in the leaf cell will prevent the plant cell from bursting?

• cell membrane

• cell wall

• mitochondrion

• nucleus

Tags

NGSS.MS-LS1-2

When particles move up the gradient, from a low concentration to high concentration while requiring energy like it does to move a boulder up a hill, it is called _______.

• Passive Transport

• Active Transport

Tags

NGSS.MS-LS2-3

A cell membrane has pores that allow certain materials to pass through and others not. This is a type of cell membrane.

• semi-permeable

• In high concentration
• At equilibrium
• In low concentration

Tags

NGSS.MS-LS1-2

True or False:  Regulating what enters and leaves the cell helps the cell maintain homeostasis. 

• True
• False

Tags

NGSS.MS-LS1-2

Most of the cell membrane is made of...

• phospholipids

• Carbohydrates
• Proteins
• Nucleic acids

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

• Carbohydrates 
• Proteins
• Phospholipids 
• Cholesterol

Tags

NGSS.MS-LS1-3