Suppose you feel hungry, so you reach for plum you see in a fruit bowl. explain how both external and internal stimuli are involved in your action?

What are two reasons for why a species might disappear from the fossil record?

What does natural resource management aim at ?

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