Infection with ________ may result in peptic ulcers and stomach cancer.
A. Campylobacter jejuni
B. Helicobacter pylori
C. Borrelia recurrentis
D. Vibrio parahaemolyticus
E. Rickettsia rickettsii
Answer: B
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Assuming that aerobic metabolism starts with glucose as its fuel, approximately _____% of the energy of the starting molecules will be captured in a useful form. The remaining energy will be converted to _____ and will be either lost or used to _____
A. 42; heat; warm the animal B. 42; electricity; keep the circulatory system functioning C. 58; heat; warm the animal D. 75; light; carry out photosynthesis E. 42; light; carry out photosynthesis
After ATP donates a phosphate group to a coupled reaction, then it becomes ADP. The ADP
A. can be converted in an exergonic reaction to form ATP. B. is a waste product that will be broken down. C. will be reduced to AMP amd eliminated from the cell. D. can be destroyed by an ATPase enzyme. E. can be recharged in an endergonic reaction to form ATP.
ATP is formed when __________ the thylakoid lumen
a. hydrogen ions enter b. hydrogen ions leave c. electrons enter d. electrons leave e. water is split in
Antibacterial drugs can:
a) Inhibit cell wall synthesis. b) Inhibit bacterial protein synthesis. c) Inhibit bacterial transcription. d) Perform all of the above tasks.