Calcium
Calcium helps build and maintain bones.
Decrease as the more frogs there are the more flies will be eaten so that means the flies will decrease.Also if the flie population gets low enough the frog population would shrink too to balance it.
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Answer:
Changes in land use through time with extrapolations
Explanation:
Population data and projections are from UNDP
Answer:
The predictive value of a positive test is:
B. 18.2%
Explanation: