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Assume a eukaryotic gene contains three exons. a. Draw a diagram of this gene (template and coding strand) and the pre-mRNA and mRNA derived from it. b. Include in your diagrams and give a brief description of the function of each of the following: promoter, AAUAAA consensus sequence, transcription start […]

Q1. When allosteric effector X binds to enzyme #1, enzyme stops working. However, the speed of reaction can be altered by adjusting the concentration of X. How? Q2. Endangered Bog Turtle in Pennsylvania. Explain at least one historical extinction with parallels to the extinction threats facing the bog turtle. Evaluate […]

Some people trying to lose weight have gone on the “Atkins diet,” in which they eat mostly high-protein, low-carbohydrate foods such as meat, cheese, and eggs. The amino acids in these protein-rich diets, such as alanine, glycine, and serine, can be converted to pyruvate by deamination (removal of the amino […]

HUMAN BIOLOGY 1. Describe the chemical digestion that occurs in the mouth (one sentence). 2. What is the difference between a) the pharynx and the larynx and b) the esophagus and the trachea? 3. Cancer patients often get mucositis as a side effect of chemotherapy. This is a painful inflammation […]