What is an enzyme?
Enzymes are proteins that catalyse the conversion of substrates into products. Similar to other catalysts, enzymes are chemically unchanged during the reaction and they do not change the position of any equilibriums involved.
BF
Related Biology GCSE answers
All answers ▸Compare and contrast eukaryotic and prokaryotic cells.
Describe the factors which affect the rate of diffusion.
Q4: Some small organisms do not have a specialised gas exchange system like humans. Instead they absorb oxygen through their skin. What is this process called? • Transpiration • Respiration • Diffusion • Photosynthesis
Describe the structure of DNA and where it is found inside a human cell