Which statement correctly describes the diagram? a) the products of photosynthesis cannot be used by other organisms. b) the products of respiration can be used by plants for photosynthesis. c) the exchange of oxygen and carbon dioxide occurs only in respiration. d) the exchange of oxygen and carbon dioxide occurs only in photosynthesis.

How do you think earths interior affects what is happening on the surface? 2. how do fossils support the continental drift hypothesis? 3. how does sea- floor spreading support the hypothesis of continental drift? 4.what do scientists observe when they studied the magnetic fields of rocks on the sides of mid-ocean ridges? 5. what is a tectonic plate ? 6. explain mantle convection 7.how can movements of the continents affect earths climate? 8. what occurs during drifting?

Dna replication occurs in preparation for

Where is pericardial fulid located