____ light triggers stomatal opening
a. Red
b. Blue
c. Orange
d. Green
e. Yellow
b
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The greatest number of ATP molecules is
produced in a. glycolysis. b. alcoholic fermentation. c. anaerobic electron transfer. d. electron transfer phosphorylation. e. the Krebs cycle.
According to the Centers of Disease Control and Prevention, how many people die from an antibiotic-resistant infection each year?
A. 2 million B. at least 23,000 C. at least 2,300 D. about 2 million people suffer from antibiotic-resistant infections, but no deaths have been recorded. E. 200,000
As the global concentration of carbon dioxide increases, there is great potential for direct impact on the world's
A. climate. B. biogeochemistry. C. ozone layer. D. biodiversity.
If two populations of the same species live in different environments for a long time, what will likely occur?
A. Neither population will be able to adapt to its environment. B. One population will evolve better adaptations than the other. C. Evolution can result in enough differences between the populations that they can't interbreed. D. Different mutations may occur in each population, but natural selection will favor the same adaptations in both. E. Natural selection will preserve the same adaptations in both, preventing random differences from appearing.