Amolecule of carbon moves through various media during the process of its cycling. in which medium will it move the fastest?
a.
soil
b.
air
c.
biota
d.
runoff water
e.
oceanic water

How is anaerobic respiration affected by changes in temperature? (5 points)based on the conditions of early earth, what conclusion can you draw about the amount of anaerobic respiration that was occurring at earth’s beginning? explain your answer.(5 points)if there was a sudden drop in temperature after the evolution of the first living cells, predict how that might have affected the changes in the atmosphere and the evolution of cyanobacteria and other autotrophs. explain your answer. (5 points)