Btec Applied Science Biology - Unit 3
Enzymes And Diffusion Questions And
Answers With Verified Solutions 100%
Correct!!!
What is a peptide bond? - ANSWER✔✔chain of amino acids
How many levels of structure are there in a protein? - ANSWER✔✔4
What happens when a protein is exposed to the incorrect pH? -
ANSWER✔✔Denatured
What can cause an enzyme to have the wrong structure? -
ANSWER✔✔Temperatures that are too high
pH that is too low
The incorrect sequence of amino acids
An extra amino acid
Temperatures that are too high
What is amino acid - ANSWER✔✔Building blocks of protein
What are the two functional groups attached to a hydrocarbon that when all
combined form an amino acid? - ANSWER✔✔Amino group and carboxyl group
How do you determine error? - ANSWER✔✔precision/2
, Equation for percentage error. - ANSWER✔✔error/measurement used x 100
What is activation energy? - ANSWER✔✔For a chemical reaction to start it needs
a specific amount of energy
How dose enzymes lower activation energy - ANSWER✔✔binding to the reactant
molecules substrate
What is Annonomy? - ANSWER✔✔irregular results
What are the different types of bonds? - ANSWER✔✔primary
secondary
titery
quaternity
What is a Peptide link? - ANSWER✔✔a functional group consisting of covalent
chemical binds formed between two amino acids molecules (CO-NH-).
What is an Alpha Amino Acid? - ANSWER✔✔a compound that contains a
carboxyl group (COOH) and an amino group (NH2) attached to a central carbon
atom.
What is the Active site? - ANSWER✔✔the area of an enzyme that the substrate
binds to and chemical reactions takes place.
What is a substrate? - ANSWER✔✔the molecule that is affected by the action of
the enzyme
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