A 10 year old girl was bitten on the leg by a neighborhood dog and received several stitches 5 days ago. This morning she complained of increasing pain, and her mother noticed that the area around the stitches as red and warm to the touch. Her mother brought her to […]

Using your knowledge of fatty acid biosynthesis, provide an explanation for the following experimental observations: (a) The addition of uniformly labeled [14C] acetyl-CoA to a soluble liver fraction yields palmitate uniformly labeled with 14C. (b) However, the addition of a trace of uniformly labeled [14C]acetyl-CoA in the presence of an […]

In the absence of the protein translating catalysts of the cell, what would be required to form a peptide bond between two adjacent amino acids such as that found in a proteins primary structure? If for example that catalyst was available for the formation of life from non-living tissue, how […]

Perform visual comparison of the assigned two putatively related nucleic acid sequences x and y. Indicate in your answer the identities by 1s on match and 0s on mismatches. Also indicate mutations by the scoring indices S for transition and V for transversion: Please show details and computations x: T […]