Tag: procedure

  • Investigation:  Enzyme and Substrate Concentrations

    Investigation: Enzyme and Substrate Concentrations

    Students who complete the Enzyme Investigation lab can further explore enzymes with this lab on how concentrations of the substrate (hydrogen peroxide) and the enzyme ( catalase) can affect the rate of reaction.  In the first experiment, students simply made a judgement about the amount of bubbling to indicate reaction speed, though this is a…

  • Investigation: Comparing Plant and Animal Cells

    Investigation: Comparing Plant and Animal Cells

     This simple investigation asks students to view cells under the microscope and compare differences between plant and animal cells.   Students are instructed in the procedure for removing the epithelial cells of an onion and staining with iodine.  These cells are fairly easy to see and most beginning students will have no trouble locating the…

  • What Is an Autopsy?

    What Is an Autopsy?

    A short article about autopsies and medical examiners intended for students in anatomy. Students read a detailed description of an autopsy and answer questions that require close reading