What process ensures that organisms will have plenty of oxygen?

A: photosynthesis

B: cellular respiration

Why do you think it is important to protect our environment?

New research is using functional MRI (magnetic resonance imaging), a scan of the brain that shows specific areas that are activated during certain tasks, as a lie detector test.

Each year, earthworms move deep into soil during fall and winter and return toward spring and summer. what is the likely stimulis for this behavioral response

Which of these plants most likely contains vascular tissue

Why is it important to study cells

Which bathymetric technique differentiates between multiple layers of the ocean bottom?

Which statement describes a shield volcano

Bacteria and archaea function in the nitrogen cycle

What might a scientist analyze?

Which client is at greatest risk for the development of a venous thrombosis?