Poly U, an artificial mRNA, was added to a test tube with all other components for protein synthesis (“Complete system”). Other test tubes differed from the complete system as indicated in the table. Samples were tested for radioactive phenylalanine incorporation. with the results in the table below. Explain the results […]

1) In stenchblossoms, 2 genes control flower color.  The all-recessive phenotype (aabb) is pale green.  The product of the dominant “A” allele converts the flower to pink.  The product of the dominant “B” allele converts the pink pigment to yellow.  A pale green flower named Max mates with a pink […]

Microbiology 1. For what specific purpose was gram staining developed for? what is it used for today? 2. Why is the presence of air bubbles a sign of contamination? 3. Why is a gram stain helpful when monitoring bacterial contamination in food or investigating a foodborne illness outbreak? 4. Do […]

1. After staining a peripheral smear with wrights stain and a buffer with the proper pH, the RBCs appear pale pink and the WBCs stain very weakly with little or no detail. One possible explanation is 2. only 2.0 ml of blood is added to a 7.0 ml draw Na […]