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 […]

Researchers want to identify the impact of cholesterol on the development of heart disease. They follow individuals who are vegan, vegetarian, and meat-eaters for 10 years and they record if any of them experience a heart attack. What kind of epidemiologic study was this?     A. Cohort   B. […]