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A couple questions from my chemistry class. Its an advanced college course and the professor made the questions that follow with all the intention of challenging anyone with chemical and biochemical background. Any help will be greatly appreciated. 1. Human-growth hormone binds to two different receptors, one of which also […]

Question: Suppose if you can purchase corn grain or sorghum for $320 per ton as fed for energy, which is the better buy and why? The lab results indicate that the corn is 87% DM and has 3.16 Mcal of ME/kg of DM while the sorghum is 92%DM and has 2.82 Mcal […]

Health Economics  1. Behavioral economics discussions often start from the observation that in many circumstances people are “consistently irrational”. This implies that-  2. One of the reasons why physicians earn more money per hour than nurses is:  3. The dominant objective of taxi drivers in the city of Cola is […]

1. What role have the numerous mass extinctions played in the evolutionary history of life of earth? 2. Among Mary’s many contributions to evolution and evolutionary theory is the biological species concept – probably the most widely accepted “definition” of a species that we currently possess. What is the biological […]