Cell Membrane Permeability

What is it called when the cell membrane selects what can and cannot go into the cell

• selection process

• selective choosing

• selective permeability

• selective choice

Tags

NGSS.MS-LS1-2

The three functions of the cell membrane are to:

• protect the contents of the cell

• control all the functions of the cell

• control what enters and leaves the cell

• signal to other cells and communicate

Tags

NGSS.MS-LS1-2

How many layers of phospholipids are in a cell membrane?

• one

• two

• three

• four

Tags

NGSS.MS-LS1-2

The head of a phospholipid is

• hydroblast

• hydrophobic

• hydrophilic

• hydropump

What is the function of proteins in the cell membrane?

• To provide energy

• To act as enzymes

• To transport substances across the membrane

• To store genetic information

Tags

DOK Level 2: Skill/Concept

The tail of a phospholipid is

• hydrophilic

• hydroblast

• hydrophobic

• hydropump

The arrow is pointing to the

• hydrophobic head

• hydrophilic head

• hydrophobic tail

• hydrophilic tail

The arrow is pointing to the

• hydrophilic head

• hydrophobic head

• hydrophilic tail

• hydrophobic tail

Which two molecules are embedded in the cell membrane?

• chlorophyll

• cholesterol

• glycolipids

• glycogen

Which of these is not a form of passive transport?

• Endocytosis

• Diffusion

• Osmosis

• Facilitated Diffusion