What relationship exists between the densities of predator and prey populations, according to the graph "Population Change of a Predator and its Prey Over Time"? When the prey population peaks, the predator population is decreasing.
As the prey population decreases, the predator population remains constant.
After the prey population increases, then the predator population also begins to increase.
As the prey population increases, the predator population remains constant.

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

Hydrilla (hydrilla verticillata) is an invasive aquatic plant and one of the most serious aquatic pests in florida. hydrilla has already been introduced to hundreds of bodies of water throughout florida, hydrilla is difficult to control because it grows rapidly and survives in many different water depths and conditions. hydrilla • describe how hydrilla affects native plant and animal species. include both a biotic and an abiotic limiting factor. • suggest one biotic and one abiotic recommendation that could slow the spread of hydrilla

What material did the moon come from?