Which of the following bacteria is associated with gastric and duodenal ulcers?
A) Campylobacter pylori
B) Helicobacter pylori
C) Salmonella enteritidis
D) Shigella sonnei
B) Helicobacter pylori
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When you encounter a bear while hiking, which part of your nervous system triggers an increase in your heart rate and
breathing to help you run away?
a. the central nervous system b. the sympathetic nervous system c. the parasympathetic nervous system d. somatic nervous system e. cranial nerves
At the end of the experiment, the bacteria
a. were evenly distributed throughout the chamber. b. were clustered on the algal filament. c. were clumped along certain areas of the algal filament. d. were actively avoiding the algal filament.
NADPH is synthesized during which of the following reactions?
A) The light reactions only B) The Calvin cycle only C) Both the light reactions and the Calvin cycle D) Neither the light reactions nor the Calvin cycle