

Enzyme Functions and Applications
Interactive Video
•
Biology
•
9th Grade
•
Practice Problem
•
Hard
Jeff Edwards
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of chymosin in cheesemaking?
To add flavor to the cheese.
To prevent milk from spoiling.
To curdle milk by clipping casein.
To extract enzymes from animal stomachs.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of an enzyme?
To slow down chemical reactions.
To act as a blueprint for life.
To speed up chemical reactions.
To provide structural support to cells.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are enzymes produced in microbes?
By feeding microbes specific nutrients.
By inserting DNA that codes for the enzyme into the microbe.
By exposing microbes to extreme temperatures.
By manually assembling amino acids within the microbe.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a significant environmental benefit of using engineered enzymes in laundry detergent?
They make clothes last longer.
They reduce the need for water heating, saving energy and reducing CO2 emissions.
They eliminate the need for water in laundry.
They make laundry detergent biodegradable.
5.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Are you enjoying the video lesson?
Yes
No
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key benefit of evolving enzymes through repeated cycles?
To make them less stable in various conditions.
To reduce their overall size and complexity.
To create new enzymes with desired functionalities.
To increase their natural abundance in the environment.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why was milk used in the enzyme demonstration?
It is a common household liquid that is easy to obtain.
It contains a high concentration of proteins, making enzyme action visible.
It changes color dramatically when exposed to enzymes.
It represents the typical composition of laundry stains.
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