Midterm Exam Review Guide Know how to calculate total magnification Know at least 4 parts of the microscope Understand what inter pupillary distance was Know the 3 stimulants and 1 depressant we talked about with the daphnia Have a basic understanding the 5 kingdoms Know the difference between prokaryotic and eukaryotic cells Know the difference between plant and animal cells Know the function several organelles nucleus cilia flagella cell membrane experiment etc Know when crossing over occurs Know where meiosis occurs in humans Be able to identify mitotic phases when given a picture Know the four biological important molecules Know the purpose of negative controls and positive controls Know what a Sudan IV experiment tests for and what a positive and negative Know what a Biuret experiment tests for and what a positive and negative reaction looks like reaction looks like Understand how column chromatography works Understand how gel electrophoresis works