I know the method that will help you to do it by yourself. Try to search a soft that builds diagrams online. By the first link you will get the soft you need. Or use excel to build it. Just enter meanings to a columns and then use Excel's tools to build any kind of diagrams.
They showed how organic molecules could be made from Earth's early atmosphere.
The answer is A.the site on an enzyme where the substrate binds
New germs are being delevoped