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hey what are you doig
One complete cycle every 28 days.
5 years
one month
29.5 days
A Betta does not have a "nitrogen cycle"
It takes about as long as a water cycle
45 days
hey what are you doig
15 min
I myself cannot cycle to the center of the earth.
One complete cycle every 28 days.
a long time
Scientists estimate that it can take a single water molecule as long as 4000 years to complete one cycle.
28 days
a month
5 years