Which of the following populations is most likely to evolve?
A. a population of bacteria living in a thermal
vent
B. a population of bacteria living in a vernal
pool
C. a population of bacteria living in the
equatorial rainforest
D. a population of bacteria living in the arctic
circle
B
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Secondary metabolites are produced to
A. deter herbivores. B. deter competitors. C. aid in reproduction. D. aid in growth. E. deter competitors and aid in reproduction.
The symptoms that occur in cyclic 48- to 72-hour episodes in a malaria patient are
A. urinary frequency and pain, and vaginal discharge. B. sore throat, low grade fever, and swollen lymph nodes. C. chills, fever, and sweating. D. bloody, mucus-filled stools, fever, diarrhea, and weight loss. E. fever, swollen lymph nodes, and joint pain.
The Nod factor is an important component of
A. the formation of the digestive enzymes of carnivorous plants. B. legume-bacterial interactions. C. mycorrhizal-terrestrial plant interactions. D. the Calvin Cycle. E. trichloroethylene metabolism.
Lungs are
a. internal organs with respiratory surfaces in the shape of little sacs. b. found in some fish. c. evolutionarily formed as outpouchings of the gut of some fishes. d. internal organs with respiratory surfaces in the shape of little sacs and are found in some fish. e. all of these