Cell Transport

Osmosis is the movement of _____ across a membrane.

• food
• energy
• oxygen
• water

Movement of particles from high to low concentration. 

• Passive Transport
• Active Transport

Tags

NGSS.MS-PS1-4

Osmosis is a form of ______________. 

• Passive Transport
• Active Transport

Where is there a low concentration of dye?

• at the bottom of cup
• in the color
• at the top of cup 
• no concenteraion gradient

Tags

NGSS.MS-PS1-2

The cell membrane is selectively permeable, which means...

• All materials can enter and leave the cell
• Certain things can enter while others cannot
• The cell manually sorts through all materials
• Only certain cells can interact with the cell.

Active transport requires

• energy
• the nucleus
• chloroplasts
• lysosomes

The most important organelle in cell transport

• E.R.
• cytoplasm
• nucleus 
• cell membrane

Tags

NGSS.MS-LS1-2

What is diffusion?

• when molecules move from a low concentration to a high concentration 
• when molecules move from a high concentration to a low concentration.
• no movement 
• molecules move everywhere

Tags

NGSS.MS-PS1-4

If the sodium concentration inside a cell is greater than outside the cell, how can a cell take in more sodium?

• osmosis
• diffusion
• active transport
• passive transport

The diffusion of WATER across a semi-permeable membrane is

• osmosis
• diffusion
• endocytosis
• exocytosis