蛋白質是由下列哪些元素組成的?
(1)碳 (2)氫
(3)氧 (4)氮
A. 只有(1) , (2)及(3)
B. 只有(1) , (2)及(4)
C. 只有(1) , (3)及(4)
D. (1) , (2) , (3)及(4)
BIO的問題(急)
2007-10-13 6:19 pm
回答 (2)
2007-10-13 10:21 pm
✔ 最佳答案
答案是D蛋白質由氨基酸組成
而每個氨基酸都含一個氨基(-NH2)和羧基(COOH)
2007-10-13 6:41 pm
A碳氫氧
protein is made up of carbon, hydrogen, nitrogen, oxygen
protein is made up of carbon, hydrogen, nitrogen, oxygen
收錄日期: 2021-04-13 13:53:58
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071013000051KK00917