知識(shí)貝殼
知識(shí)貝殼
The transport of moleculesor ions across a cell membrane against a con-centration gradient or electrochemical gradientthrough the expenditure of energy. Anythingthat interferes with the provision of energywill interfere with active transport. Themechanism ......（本文共 1088 字 ） [閱讀本文] >>