Flatworms can reproduce only by sexual reproduction.

a. True

b. False

To be classified as organic, a chemical's molecules must be

fish living deep beneath the oceans surface are rarely or never displayed at seawater aquariums why?

What crust is made of basalt athan igneous rock?

Which area of the cerebral cortex is used for short-term memory?

While exploring the south american rainforest, a scientist discovers a mysterious organism and brings it back to the lab for further study.

Explain why a mark on a blade of grass will move away from the ground as the grass blade grows

The increase in plant species diversity allowed which of the following events? the evolution of complete metamorphosis in insects the evolution of flight in insects invasion of marine habitats by insects a massive increase in species diversity of

Name an organism in each domain: archaea, bacteria, eukarya

How do wetlands improve water quality in an ecosystem? A) Wetlands have filter feeders that clean the water. B) Wetlands have microorganisms that clean the water. C) Wetlands act as sediment sinks (or basins).

Which domains include species whose cells have cell walls