An example of a zooplankton that is very important to many pelagic communities is ____
A) krill
B) squid
C) coccolithophores
D) diatoms
A
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Nucleic acids
A) act as hormones that allow cells to communicate with one another. B) consist of folded strings of amino acids. C) store energy in living organisms. D) store genetic information in living organisms.
Compared to surrounding rural areas, night-time temperatures in urban areas are ________
Fill in the blank(s) with the appropriate word(s).
There is a great deal of cropland but very little pasture and rangeland in ________
A) North America B) Europe C) Africa D) Australia
What was the purpose of the "Berlin Conference"?
A) divide Africa between the major European colonial powers B) lay the groundwork for future independence of the African colonies C) reassign German territories to the victors of WW I D) create development plans for newly independent African countries E) none of these