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Question 1: How does the body react to rapid weight loss?Hunger decreases and the metabolic rate goes up. Hunger increases and the metabolic rate goes up. Hunger increases and the metabolic rate goes down. Question 2: Which of the graphs in the figure best illustrates the activity of an enzyme […]

1. Why is the synthesis of mRNA a central issue for all viruses? 2. Polio and HIV are both +ssRNA viruses that have very different strategies for replicating their genomes. After the viral genomes enter the cell (ie. post entry), describe the first step involved in replication of each genome. […]

Deadly “super bacteria” are the outcome of decades of antibiotic overuse. The same antibiotics used to treat bacterial infection in people also help sick animals. On many farms, these antibiotics are used on a daily basis to prevent infection of healthy animals. This practice may have contributed to evolution of […]

Q1. Environmental Carcinogens mutagens and other environmental carcinogens UV light organic solvents high energy radiation asbestos tobacco smoke others factors? What does UV light do to a cell? Q2. Progressive (exponential) Elderly patients have ragged red fibers accumulating Elderly patients accumulate mtDNA damage so how do these `symptoms” of aging […]