Biology Forums - Study Force

You light a scented candle in the guest bathroom. Within a few minutes you can already smell the candles scent
  throughout the hallway. What process is occurring?
  a. dialysis
  b. osmosis
  c. simple diffusion
  d. active transport
  e. facilitated diffusion

Question 2

Which of the following describes how facilitated diffusion is powered?
  a. ATP is required directly.
  b. Facilitated diffusion is free of cost.
  c. Facilitated diffusion is powered by endocytosis.
  d. The sodium-potassium pump powers facilitated diffusion.
  e. Energy is required to do the work of establishing and maintaining a concentration gradient.

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