7.3 Cell Boundaries and Transport

What controls what substances enter or exit the cell?

• Cell membrane

• Cell wall

• Cytoskeleton

• Centrioles

Tags

NGSS.MS-LS1-2

The cell membrane is made up of a

• Lipid bilayer

• Nucleic acids chain

• Amino acids membrane

• Carbohydrate channel

Tags

NGSS.MS-LS1-2

What type of cell transport requires energy?

• Active transport

• Passive transport

• Golgi apparatus

• Ion transport

What type of cell transport dose NOT requires energy?

• Active transport

• Passive transport

• Golgi apparatus

• Low to high concentration

Select all examples of passive transport

• Diffusion

• Osmosis

• Facilitated diffusion

• Exocytosis

Tags

NGSS.MS-LS1-2

A cell membrane is ____________, allowing certain substances through while not others.

• permeable

• semipermeable.

• Non-permeable

• Unpliable

Tags

NGSS.MS-LS1-2

Facilitated diffusion is the diffusion of larger particles or particles with a charge through __________.

• carbohydrates

• nucleic acids

• transport proteins

• mitochondria

Tags

NGSS.MS-LS1-2

In passive transport, molecules move from ---- to ---- concentration

• High to low

• Low to high

• High to high

• Low to low

In active transport, molecules move from ---- to ---- concentration

• High to low

• Low to high

• High to high

• Low to low

Osmosis is the process in which ---- moves across a cell membrane

• Water

• Oxygen

• Carbon dioxide

• Glucose

Tags

NGSS.MS-LS1-2