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G-protein-linked receptors activate G proteins by reducing the strength of GDP binding. This results in rapid dissociation of abound GDP, which is then replaced by GTP, which is present in the cytosol in much higher concentrations than GDP. What consequences would result from a mutation in the alpha subunit of […]

Microbiology and Environment Topic: Bioremediation Introduction with Historical timeline Principle Bioremediation Factors: Existence of Competent microbial population Accessibility of Pollutants Environmental factors :        1. Nutrients        2. Type of Soil        3. Temperature        4. pH        5. Occurrence of Electron acceptors Bioremediation Strategies In-Situ Bioremediation:       1.            Biosparging […]

Discuss the term biosphere and its relationship to the ecosystems that comprise it. Address the following in your response: What does the term biosphere mean? How do the various ecosystems on Earth contribute to the biosphere as a whole? Can the Earth itself be considered a biosphere? Why or why […]

Select a specific pathogen (Genus species) that you have covered either in your reading to this point in the course or one that will be covered in later sessions. A pathogen is defined as any infectious microbial agent such as a virus, bacterium, prion, or fungus that causes disease or illness […]