The brain and spinal cord are covered by the protective:
a. ventricles
b. meninges
c. cerebrospinal sheaths
d. myelin
e. endothelium
b
Biology & Microbiology
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What is the importance of measurement to science?
What will be an ideal response?
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In the nitrogen cycle, which of the following involves bacteria converting nitrates into nitrogen gas?
a. denitrification b. nitrification c. ammonification d. eutrophication
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Four of the five processes listed below are involved
in the same biogeochemical cycle. Select the exception. a. evaporation b. precipitation c. weathering d. surface flow e. groundwater flow
Biology & Microbiology
What is the advantage of being a C4 or CAM plant? In what environments would these types of plants have a selective advantage, and why?
What will be an ideal response?
Biology & Microbiology