Compare and contrast aerobic respiration, anaerobic respiration, and fermentation in terms of their final electron acceptors and ATP yield.

Explain the fluid mosaic model of cell membranes. What does the term “fluid” refer to, and what does the term “mosaic” represent?

What is the primary objective of the Dark Reaction in photosynthesis?  

BCH4024 OC SP25 E3 Q34: What is the primary purpose of the pentose phosphate pathway in carbohydrate metabolism? 

BCH4024 OC SP25 E3 Q17: A 28-year-old white male complains of severe pain radiating to his left arm and jaw. Although serum triglycerides and HDL (high density lipoprotein) were within the normal range, LDL (low density lipoprotein) cholesterol was 650 mg/dL (normal ~130 mg/dL). You suspect which of the following genetic defects? Which drug would be best to prescribe?

BCH4024 OC SP25 E3 Q19: You have just eaten some chocolate-covered sugar O’s for breakfast. Which of the following enzymes serves to protect your system from a dangerous spike in blood sugar after this meal?

BCH4024 OC SP25 E3 Q30: Disaccharidases are enzymes found in the small intestine that participate in degradation of disaccharides. Which of the following molecules can be broken down by these enzymes? Fructose Sucrose Starch

BCH4024 OC SP25 E3 Q21: A three-year-old boy is brought into the clinic suffering from cardiorespiratory distress following an infection. Previously, the boy was admitted to the hospital in a coma and suffered a cardiac arrest. He was extremely hypoglycemic (low blood glucose) and showed hepatomegaly (enlarged liver). Muscle and liver biopsies contained large amounts of lipids.  The diagnosis was a carnitine deficiency. Loss of carnitine will most directly affect which of the following processes?

What molecule recycles (you have to remake at the end) in the Calvin Cycle of Photosynthesis?  This is the molecule that starts things up in the cycle and is re-built before it turns again.  

BCH4024 OC SP25 E3 Q47: What enzyme catalyzes the substrate-level phosphorylation step in the citric acid cycle?