A. Active transport
B. Facilitated diffusion
C. Channels diffusion
D. Simple diffusion
E. ATP-driven pump
[名词解释] 必需氨基酸(essential amino acids)
[名词解释] 非必需氨基酸(nonessential amino acids)
[名词解释] 生糖氨基酸(glucogenic amino acids)
[名词解释] tympanic membrane
[名词解释] membrane (膜)
[名词解释] Basement membrane
[名词解释] Filtration membrane
[名词解释] Placental membrane
[名词解释] 腐殖酸 humic acids
[名词解释] 香势(Odor concentration)