home
Menu
Create
Random
0
0
0

Enzymes (CCEA AS level Biology)

This information is taken from AS level biology booklets so will be basic answers
Quiz by Biologist18
Rate:
Last updated: January 8, 2013
You have not attempted this quiz yet.
More quiz info >>
First submittedJanuary 8, 2013
Times taken618
Average score31.3%
Report this quizReport
Quiz and answer stats >>
Friends stats >>
4:00
Can you answer the questions with the information given?
0
 / 16 guessed
The quiz is paused. You have remaining.
Scoring
You scored / = %
This beats or equals % of test takers also scored 100%
The average score is
Your high score is
Your fastest time is
Keep scrolling down for answers and more stats ...
Hint
Answer
What do enzymes do to reactions?
Lower the activation energy
When an enzyme and it's substrate(s) come into the correct orientation they form...
Enzyme-substrate complex
Which protein structure level influences the function of an enzyme?
Primary
Building up reaction
Anabolic
Breaking down reaction
Catabolic
Binding theory used for enymes and substrates
Induced fit
When the bonds holding an enzyme together begin to break the enzyme becomes...
Denatured
Why does the above make an enzyme unusable?
Active site's shape changes
Hint
Answer
Enzymes work best at an _______ temperature
Optimum
A substance that inhibits enzyme activity
Enzyme inhibitor
Something which comptetes directly with substrates for the active site
Competitive inhibitor
Cyanide is an example of this
Non-competitive inhibitor
Immobilising enzymes by holding them inside a gel
Gel entrapment
Non-protein compounds required to activate some enzymes are called...
Co-factors
These are tightly bound to the enzyme
Prostetic groups
An instrument used to measure the density of colour in a coloured solution
Colorimeter
No comments yet
Save Your Progress

Copyright H Brothers Inc, 2008–2024

Contact Us | Go To Top | View Mobile Site