This is intended to be part of a series.  While you do not need to take the series from me you will need an idea of the material in these other classes.  It is just harder to just slide into it half way through.  A lot of people might think you just jump to a higher classes it will be easier.  When the classes get harder the previous learning is a necessary step to later learning.  Vocabulary, background, and previous steps are necessary.
- The first class is Biology and all about several...