"Catalyst" isn't the proper term
It is Catalysis.
That is the answer
Answer:
c) Because enzymes are proteins, they have a very specific order of amino acids that make up their structure (including the active site), meaning that only one key can fit in. The active site, or "lock" will recognise the substrate or "key" and will only let that one in and therefore can only catalyse a specific reaction.
b) the transcription process delivers information from the DNA to the protein-building machines.
Explanation:
I'm sorry I could only these question, I don't understand 3 a) question, hope this helps!
Answer: a variable is something to be changed or tested
Explanation:
The variable is the thing in an experiment that is changed
Answer:
A B C. only the mass and the mass equivalent of energy together are conserved.