The information in the diagram best supports which hypothesis? a) the fossil in layer c is preserved in igneous rock. b) the fossil in layer c is preserved in metamorphic rock. c) the fossil in layer c is older than the fossil in layer d. d) the fossil organism in layer c is more complex than the fossil organism in layer d.

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?

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

When a gasoline engine burns gasoline, what type of chemical reaction is occurring?