Julius Richard Petri Essays

  • Sordaria Lab Report

    1504 Words  | 4 Pages

    Introduction: Sordaria fimicola is a species of microscopic fungus that is an Ascomycete and are used to test for genetic variation in the lab setting (Sordaria fimicola: A Fungus used in Genetics, Volk). These organisms are what are called model organisms, or species that has been widely studied usually because it is easy to maintain and breed in a laboratory setting and has particular experimental advantages (Sordaria fimicola, Volk). S. fimicola, because it is in the Ascomycota phylum, have a

  • Pillbugs Response To Danger Lab Report

    884 Words  | 2 Pages

    pillbugs total 2 petri dishes Timer Investigation Plan: 1. Obtain 10 pillbugs. 2. Put 5 pillbugs in the first

  • The rate of osmosis - practical

    840 Words  | 2 Pages

    water - 2L 20% NaCl solution - 10 Dialysis Tubes - 10 beakers (250mL) - 10 petri dishes - 10 stirring rods - Sticky labels - 2 measuring cylinders (200mL) - Volumetric pipettes (50mL) - 2 teat pipettes - Cotton string - Scissors - Timer - Electronic balance - Paper towels Method 1. The beakers and measuring cylinders were rinsed and dried to remove any cause for errors. 2. Sticky notes were used to label each beaker and petri dish with the concentration of NaCl (0%, 5%, 10%, 15%, 20%). 3. The concentration

  • Sharon Lab

    837 Words  | 2 Pages

    increased concentration of Natron would lead to a decrease in the germination rate. Our null hypothesis formulated that there would be no correlation between exposure and germination. In order to test Natron at various concentrations, we set aside 5 petri dishes for five concentrations: 0% (control), .5%,