
Enzymes Q2
Authored by Jestoni Pestano
Biology
11th Grade
Used 6+ times

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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is a characteristic of an enzyme?
The activation energy increases.
The shape of the enzyme changes.
The enzyme-substrate complex forms.
The bonds between substrates are broken.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What part of an enzyme determines the substrate on which the enzyme will work?
The substrate
The products
The active site
The substrate concentration
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do enzymes require in order to act as biocatalysts in cells?
ATP
Substrates
Nucleotides
Activation energy
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are restriction enzymes used by biotechnologists to cut small pieces of DNA from larger strands?
Restriction enzymes cut the sugar-phosphate backbones without damaging the nitrogen bases because of its specificity.
Restriction enzymes cut the nitrogen bases without damaging the sugar-phosphate backbones.
Restriction enzymes soften the DNA so that it can be cut with a scalpel under a microscope.
Restriction enzymes harden the DNA so that it can be broken under a microscope.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do enzymes act as catalysts?
Lower activation time
Lower activation energy
Increased activation time
Increased activation energy
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To which category of organic compounds do enzymes belong?
Lipids
Proteins
Nucleic acids
Carbohydrates
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are enzymes essential to organisms?
They are catalysts for biochemical reactions in cells.
They provide short term and long term energy for the cells.
They provide instructions for protein synthesis and determine traits.
They create semipermeable barriers in the cell that separates the inside and outside of the cell.
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