Amarble is positioned in a and is allowed to move down the track to b and is able to reach point c. which of the following statements is true?

a. the marble has the greatest kinetic energy at point a.
b. the marble has the greatest potential energy at point b.
c. the potential energy of the marble at point a is twice the potential energy at point c.
d. all statements are true.

How do antiviral drugs work? in your own words.

Select the true statements about eubacteria. most live as decomposers and heterotrophs. most only thrive in a narrow range of environments. certain eubacteria are responsible for food poisoning. eubacteria thrive in extreme environments.

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