You should have a good understanding of the behavior of fluids in a system.  You should also be competent
in solving algebraic problems and with the use of a scietific calculator. 
 

In Biology Class:

You should have a basic understanding of the cariovascular system of a human.  The differnece is arteries and
veins as well as what type of blood they carry is very helpful.

In Both Classes:

Basic operational control of a PC is essential to manipulate as well as to build mathematic models.  Having an open mind about these models will help the process go more smoothly.