AP Bio Practice Exam 1 with Verified Solutions Latest

AP Bio Practice Exam 1 with Verified Solutions Latest Humans produce sweat as a cooling mechanism to maintain a stable internal temperature. Which of the following best explains how the properties of water contribute to this physiological process? - Answer -The high heat of vaporization of water allows the body to remove excess heat through a phase change of water from liquid to gas A student placed a semipermeable membrane inside a U-shaped channel with two chambers, as shown. The membrane permits the movement of water but not salt. The student wants to vary the rate of osmosis that occurs across the membrane. Which of the following experimental designs will result in the fastest net rate of water movement into chamber A? - Answer -Placing salt water in chamber A and distilled water in chamber B Which of the following best describes the role of water in photosynthesis? - Answer -Water molecules donate electrons to the electron transport chain What evolutionary advantage does compartmentalization of core metabolic processes offer eukaryotes? - Answer -Evolution of a nucleus in eukaryotesseparates the processes of transcription and translation and they can be regulated separately Which of the following best describes the cellular location where pyruvate dehydrogenase is most likely active? - Answer -The mitochondrial matrix The maximum production rate of acetyl-CoA under condition 1 is closest to which of the following? - Answer -1 micromole/sec Which of the following observations provides the best evidence that acetyl-CoA negatively regulates pyruvate dehydrogenase activity? - Answer -The r