Investigating Diffusion and Osmosis: Egg and Carrot Experiments in Bio 121 Lab

Post lab questions – Bio 121 Lab 9– Diffusion & Osmosis You may type your answers directly into this document, which you will turn in to Sakai Assignments. Photo of results – Insert two photos: one of your egg experiment, one of your carrot experiment into this Word document, OR you may upload them as separate attachments (.jpg, .png, or .pdf) to the Sakai Assignment. Copy and paste Tables 9.2 and 9.4 into this document Table 9.2 Percent change in weight after experimental treatment Table 9.4 Percent change in weight after experimental treatment What was the purpose of the egg in the air treatment? The Egg in the air treatment acts as the control experiment where all the variables are kept constant or in normal conditions. The Egg in the air treatment acts as a standard comparison to the Water experiment and Corn syrup experiment. Restate your hypothesis from the egg experiment and explain, citing your specific results in your answer, whether or not your hypothesis was supported. Null Hypothesis: Diffusion occurs across egg membranes in Water and Corn Syrup Alternative Hypothesis: Diffusion does not occur across egg membranes in Water and Corn Syrup The hypothesis was su