D, because they produce the food for the consumers, like grass.
Hardy-Weinberg equilibrium requires no immigration or emigration, a large population, random mating, and no spontaneous mutations (all of which are virtually unavoidable in nature). Natural selection would violate these conditions.
Explanation:
One consequence would be that population would make it so their would be less food for them and then any species under that would be endangered eventually
An absorption line will appear in a spectrum if an absorbing material is placed between a source and the observer.
Answer: So, nitrogen is often the limiting factor for growth and biomass production in all environments where there is suitable climate and availability of water to support life.
Explanation:
