photosynthesis (3rd edition) - part 24 of 35. a fascinating look at a process that is one of the key energy producers for all life - and the current research being done to expand its potential use. the film examines chemical changes and structures involve - 微量營養素 個影片檔及 b 捲影像00:31
a female general practitioner writing a personal diet plan for mid-aged woman - 微量營養素 個影片檔及 b 捲影像00:10
nutritionist makes a healthy diet plan for a patient who has come for nutrition advice - 微量營養素 個影片檔及 b 捲影像00:09
