3 to 4 Line sentences for response: Recent estimates suggest that 70% of processed food in the US contains genetically modified ingredients, largely from genetically modified soy beans. Unlike many other countries, the US doesn’t require food to be labelled as containing genetically modified ingredients. Should we be concerned about […]

Question: Ethanol (Mr 46) in the body is oxidized to acetaldehyde by liver alcohol dehydrogenase (LADH). Other alcohols are also oxidized by LADH. For example, methanol (Mr 32), which is mildly intoxicating, is oxidized by LADH to the quite toxic product of formaldehyde. The toxic effects of ingesting methanol (a component […]

Question 1 Lyme Disease Lyme disease is caused by the bacterium Borrelia burgdorferi and is transmitted to humans through the bite of infected blacklegged ticks. I took my General Biology class on a field trip at the end of the spring semester in late April to Cattus Island County Park […]

Q1. Oxaloacetate uniformly labelled with 14C (such as with equal amounts of 14C in each of its carbon atoms) is condensed with unlabeled acetyl-CoA. After a single pass through the citric acid cycle back to oxaloacetate, what fraction of the unique radioactivity will be found in the oxaloacetate? Q2. Based […]