Topsoil is the most fertile soil layer for plants.
Answer:
1 new DNA molecule, 1 old molecule is conserved
Answer:
Decrease in supply, increase in price
Decrease in price, increase in supply
B is the only answer that correctly correlates to the question. Heterotrophs are organism that are not able to produce their own source of food. To acquire food, they depend on the organic molecules produced by producers.
When decomposers are breaking down dead waist nitrogen is released back into the air that's what causes the stench on dead animals