<span>This research study would be a prospective cohort study. </span>
<span>In this study, the groups are different in some way, for example, a control group which received no treatment, a standard group who received a well-studied drug and a test group who received a new drug. These groups are followed over time and the outcome (such as curing a disease or alleviating symptoms) will be compared. </span>
The main thing that Stanley Miller's experiment in 1953 illustrated regarding the origins of life was that "<span>a. It produced the chemicals of life by simulating earth's early conditions" since he shot a beam of light through different chemicals. </span>
Hey there!
The answer is convection.
Hope this helped, have a great day :)
