Biology Praxis 5235 Review Questions and Answers

Scientific Method 1) Observation 2) Research 3) Hypothesis 4) Test the hypothesis 5) Analysis of Data 6) Conclusion 7) Communication Anton van Leeuwenhoek Created the microscope and observed microorganisms Carolus Linnaeus Created the binomial nomenclature system for classifying species Georges Cuvier Established extinction as a fact Jean-Baptiste Lamarck Proposed teleological evolution Matthias Schleiden Stated that plants are made of cells Rudolf Virchow Stated that cells can arise only from pre-existing cells Louis Pasteur Developed pasteurization (killing of harmful microorganisms) and the germ theory of disease Gregor Mendel Discovered the basics for genetics and laws of inheritance James Watson and Francis Crick Described the helical nature of DNA based on work by Rosalind Franklin and began the field of molecular genetics Independent variable Is the factor being tested Dependent variable Is the factor being measured SI Units "Kangaroos Hop Down Mountains Drinking Chocolate Milk." Kilo - Hecto - Deca - Meter/Gram/Liter - Deci - Centi - Milli