资讯

BBC3 年
Digestive enzymes and absorption
These carbohydrates, proteins and fats are digested into nutrients and absorbed into the body. Enzymes are biological catalysts which speed up reactions including digestion. VOICEOVER: Enzymes of ...
BBC3 年
Digestive enzymes and absorption
These carbohydrates, proteins and fats are digested into nutrients and absorbed into the body. Enzymes are biological catalysts which speed up reactions including digestion. VOICEOVER: Enzymes of ...