One of the best at doing this is Dr. Jack Brown at the University of Kansas. If you are interested in why he is writing like this, visit Bugs in the News where he discusses this style of writing. The use of Plain Talk insures that everyone that wishes to study gets a C or better grade. What do I have to do to get an A in the class. This is explained in the syllabus.
Science is easy except for the terms.
Science classes are a little like language classes where you learn a new list of words for communication. You continue to use the previous terms material that you learn as the session progresses. So learning botany is a building process that requires you to study after class. You must know the material that has been covered to be able to function in the next class. If you keep up, you have an A without that final cram.