Hydrogen peroxide decomposes to water and oxygen. Discuss the molecular mechanisms behind the difference in rates or activation energy of the uncatalyzed reaction, the reaction catalyzed by ferric ions, and the reaction catalyzed by the enzyme catalase. Why is the activation energy barrier essential for life as we know it? […]

Question: Gel filtration column (60 mL) was calibrated with blue dextran, its elution volume found to be 17.4 mL. Then, unknown protein and BSA (MW 66 kDa) were ran through the same column and eluted in 43 mL and 36 mL correspondingly. a) what is the void volume for the column? […]

Read the Controversy 8 – Osteoporosis: Can Lifestyle Choices Reduce the Risks? Take this osteoporosis risk survey below. http://www.yourdiseaserisk.wustl.edu/hccpquiz.pl?lang=english&func=home&quiz=osteoporosis What is your risk? At the end of the survey, click on “What Makes Up My Risk.” Tell which factors raised and lowered your risk. Read the section on Sodium and […]

Genetics and Reproduction Create at least a 350-word blog post in Microsoft® Word in response to the following question: Female copperhead snakes have the ability to reproduce both sexually and asexually. In your opinion, which method is best for the species in general and why? Develop your opinion andinclude the […]