Answer :
Hello! It is necessary for a scientist to do research prior to an experiment so they have more background on what they are going to examine. I hope this heps and feel free to rate my answer :)
Answer:Explained
Explanation:
A research is necessary before deducing a hypothesis that is a research is necessary to determine the dependence of a particular process on the various factor which can directly or indirectly can affect the process .
Without conducting the research experiment it is aimless to for a scientist what is he looking for.
While describing a unknown phenomena it is necessary to conduct the research to know the principle behind it.