Cell membrane

Which part of the phospholipid is hydrophobic?

• The head

• The tails

• Only one tail

• The heart

What type of transport is this?

• facilitated diffusion
• active transport
• diffusion
• osmosis

Something is ___________ ____________
when some molecules can cross the membrane while others cannot. 

• Selectively (or Semi) Permeable 
• Totally Transparent
• Liquid Licorice 
• Heavily Patrolled 

Active transport is the movement of large materials across a cell membrane from ______ to ______ concentration

• high to low

• low to high

• high to high

• low to low

Active transport across a cell membrane from low to high concentration, requires

• energy (ATP)

• no energy

• water

• oxygen

What type of macromolecule makes up this membrane?

• Glycerol

• Steroid

• Phospholipid

• Glucose

What is it called when food coloring spreads out when dropped in water?

• Cellular Respiration

• Diffusion

• Active Transport

• Photosynthesis

During which type of transport do molecules move from HIGH to LOW concentration?

• Passive Transport
• Active Transport
• Both Passive and Active Transport

_____________ is the free movement of particles across the membrane with the concentration gradient

• diffusion

• facilitated diffusion

• active transport

• fusion

What is the movement of particles with the concentration gradient using protein "helpers"?

• diffusion

• facilitated diffusion

• active transport

• enzymatic reactions