還原醣實驗 Flashcards by 彭瑋宸 H10231

Q

什麼是還原醣

A

鹼性環境可生成醛基的醣（單醣和乳糖麥芽糖）蔗糖多糖不屬於此

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Q

本氏液碰到還原醣

A

醛基+桐離子變coo- cu2+被還原成cu2o

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Q

蛋白質用什麼測為什麼

A

雙縮尿試劑因為都含肽鍵
肽鍵加cu2+ 形成錯合物
先加naoh 鹼性環境蛋白質才能跟cu2+發生反應

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Q

脂質辣椒素

A

因為辣椒素有顏色又溶於油

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