Can someone help please

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme

creative diagnostics provides a protocol for total protein extraction based on ripa which is widely used.

hello

answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this