Biology B A-Level
Catalysis and activation energy
What Catalysis and activation energy means in Biology B A-Level, as defined for Pearson Edexcel.
Definition of Catalysis and activation energy
Check what you remember
Read the wording for your board, then hide it and explain Catalysis and activation energy in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
Enzymes are biological catalysts that lower the activation energy needed for a reaction and are unchanged at the end.
Topics that use Catalysis and activation energy
- Topic 1: Biological Molecules (Pearson Edexcel A-Level)
Related terms
- Condensation reaction
- Dipole
- Enzyme specificity and induced fit
- Factors affecting rate of enzyme activity
- Gene mutation
- Lipid roles
- Nitrate ions
- Nucleotide
Using Catalysis and activation energy in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Biology B questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Biology B A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge