Cervical cancer is caused by infection with ________
a. Epstein-Barr virus
b. human papillomavirus
c. Trichomonas vaginalis
d. vaginal yeast
b
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Which of the following has been used in recent years to clean up oil spills?
a. bioremediation b. endosymbiosis c. anaerobic transformation d. mycorrhizal association
The theory of ________ postulates that the number of species on an island represents a dynamic equilibrium between the immigration of new species and the extinction of previously established species
Fill in the blank(s) with correct word
Biogeochemical cycles that involve exchange between living organisms and atmospheric gases are called ________ cycles
Fill in the blank(s) with correct word
A(n) ________ consists of a motor neuron and all the muscle cells that it stimulates
Fill in the blank(s) with correct word