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Question: A corporation has invented a new low-calorie sugar substitute. They want to determine if the substitute might be carcinogenic, so they use it in the Ames test with Salmonella his- mutants. The results show no increase in mutant bacterial colonies. They then perform feeding experiments in laboratory rats and find […]

Q1. What amount of the molecules produced in the experiment are directly of use for the cellular metabolism and cell structure found in contemporary organisms, and what is the meaning of this observation? Q2. Movement across a Membrane: listing all systems in which a number of component is based on […]

BIOL 103 6982 Introduction to Biology (2162) The theory of evolution… This is probably one of the most debated topics of the past 100 years. Did we really come from apes or are we the product of intelligent design?… This week we will delve into the topic of evolution. Now, […]

Drug advertising is so common that many patients today have already self-diagnosed their symptoms by consulting “Dr. Google” and have already selected the medication they want based on the advertising they have seen.For this week’s forum, take note of all the drug advertising you are exposed to over a 24 […]