You are asked todetermine the concentration of a bacterial culture. You take 1.0 mLof the culture and add it to 4.0 mL of water (Tube #1). You thentake 1.0 mL from Tube #1 and add it to 14 mL of water (Tube #2).Finally, you take 1.0 mL from Tube #2 […]

You fill a cuvette with a solution of enzyme, substrate, and dye that changes color as the reaction occurs. You put it in a spectrophotometer and record the absorbance at several time points. The absorbance increases at first, then starts to level off, staying almost exactly the same at each […]

Reflection Prompts 1. What were your initial expectations about the Service Learning project in this class? Have these expectations changed? How? 2. What about your community involvement has been an eye-opening experience? 3. How has your understanding of the community changed as a result of your participation in this project? […]

Question 1: In Drosophila melanogaster, eyeless (ey) is a recessive trait in which the eyes are tiny or absent. The ey locus is found on chromosome 4. Monosomy and trisomy for this very small chromosome are compatible with survival and fertility. A trisomic wild-type male with the genotype ey+ ey […]