Escribe sobre la estructura,
funcionamiento y
afecciones del tracto
digestivo en el ser
humano

What type of competition exsist between two species. turtles and fish

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?

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.