Cellular Organization

Moving from areas of LOW concentration to areas of HIGH concentration is called?

• Passive Transport
• Active Transport
• Diffusion
• Osmosis

What means of particle transport requires energy?

• passive
• active
• facilitated
• osmosis

What is the diffusion of water through a selectively permeable membrane?

• active transport
• osmotic pressure
• facilitated diffusion
• osmosis

Diffusion is the movement of particles

• from low to high concentration
• from  high to low concentration
• from equilibrium to areas of high concentration
• all of the above

What is it called when a cell is placed in a solution that has a greater concentration of solutes on the outside of the cell than inside?

• Hypotonic
• Hypertonic
• Isotonic
• Osmosis

____ is the molecule that provides energy for active transport.

• DNA
• ADP
• ATP
• RNA

When there is the same concentration of solute molecules outside the cell as inside.

• Hypotonic
• Hypertonic
• Isotonic
• Homeostasis

Which type of transport does NOT require energy?

• osmosis

• passive transport

• diffusion

• All are correct

Particles are too large to enter the membrane.
Need help from channel proteins. No energy required.

• active transport
• passive transport
• facilitated diffusion
• osmosis

The substance that is dissolved in a solution. 

• solute
• solution
• solvent
• solidify