Ultimately, all of the energy in most food chains or food webs comes from

a the producers
b the oceans
c the sun
d the carnivores

Consider the diagram below, which represents components of the biosphere. what do the two arrows in the diagram most likely represent? a. radiation b. photosynthesis c. cellular respiration d. energy conversions will give to anyone who answers quickly

If your blood becomes too concentrated with iona, what will happen to the red blood cells

How does the carbon cycle involve an exchange of carbon