Save
Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know
Remaining cards (0)
Know
0:00
share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Cells 5

Bioenergetics & Enzymes

QuestionAnswer
cells create organisation from raw materials in the environment, they also contribute to disorder in the environment by releasing _____________. Heat
A prosthetic group is the part of an enzyme that: A cofactor that is permanently bound to the enzyme
Some bacteria are metabolically active in hot springs because: their enzymes have high optimal temperatures.
The role of an enzyme in an enzyme catalysed reaction is to: Increase the rate at which the substrate is converted into product
Which of the following molecules is NOT classified as a vitamin but does require the ingestion of a vitamin for its production? retinal
Enzyme activity can be regulated by allosteric inhibitors True
Biological oxidation-reduction reactions always involve Transfer of electrons
A molecule that gives up electrons is Oxidized
Which of the following mechanisms best describes the manner in which lysozyme lowers the energy required for its substrate to reach its transition state conformation? by altering the shape of the substrate to mimic the conformation of the transition state
The main difference between a catalysed and an un-catalysed reaction is that: The activation energy of the catalysed reaction is lower
Reduction is a chemical reaction where a molecule gains electrons True
Two enzymes with a similar structure are likely to have: Evolved from a common ancestor
Active site of an enzyme binds a substrate True
Oxidation is a chemical reaction where a molecule gains electrons False
The specific subset of these reactions that breakdown nutrients in food can be described as _____________. catabolic
Created by: Weybz13
 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards