đề cương ôn tập lớp 12 cuối kì 1
Passage
•
Chemistry
•
12th Grade
•
Practice Problem
•
Easy
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 1: Thuốc thử nhận biết peptit Gly – Val với peptit Ala – Val – Gly là:
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 2: Dung dịch anbumin của lòng trắng trứng dễ bị thủy phân trong dung dịch chất nào sau đây?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 3: Khi nấu canh cua thì thấy các mảng “gạch cua” nổi lên là do:
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 4: Trong phân tử peptit Gly-Ala-Val-Lys thì amino axit đầu C là
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 5: Chất bị thủy phân trong môi trường kiềm là
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 6: Sản phẩm cuối cùng của quá trình thủy phân hoàn toàn các protein đơn giản nhờ chất xúc tác thích hợp là
anpha aminoaxit
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 7: Peptit nào sau đây không có phản ứng màu biure?
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