The outbreak in spread epidemic diseases such as swine flu are tracked by? A epidemiologist or a sonographer

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

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

If animal agriculture was eliminated, how much grain would become available for human consumption?