Bài 15 TH enzyme
Interactive Video
•
Biology
•
10th Grade
•
Practice Problem
•
Easy
Phương Lê
Used 2+ times
FREE Resource
5 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
yếu tố nào làm ảnh hưởng đến hoạt tính enzyme
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
vì sao ống 4 không xuất hiện màu tím
3.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
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4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of adding iodine 0.3% to the test tubes?
To activate the amylase enzyme.
To change the pH of the solutions.
To indicate the presence of starch.
To dilute the solutions.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which test tube did the amylase enzyme show optimal activity, leading to the most complete breakdown of starch?
Test tube 1 (Starch + Water)
Test tube 2 (Starch + Amylase)
Test tube 3 (Starch + Amylase + HCl)
Test tube 4 (Starch + Amylase + NaOH)
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