On land, the carbon dioxide used today in photosynthesis to form carbon-containing organic molecules of plant tissues is mostly returned to the air because of
A) respiration in plants, animals, and organisms in the soil.
B) plate tectonics.
C) additional photosynthesis in the same plants.
D) erosion, decay, and general weathering.
Question 2
Ultimately, the sunlight energy that strikes Earth is
A) eventually lost into space as heat.
B) stored permanently in molecules that are located deep within the Earth.
C) stored permanently in minerals and rocks deep within the oceans.
D) converted to potential energy and stored in animals and plant tissues permanently.
Focusing in on the location of photosynthesis in a plant.
reactions of an ester with a carboxylate group to form an anhydride. The R group is the same in each
Thick-walled barrel-shaped arthrospores on thin glass like hyphae; the room-temperature form of ...
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Creation of recombinant DNA molecules in vitro
Humulin, a recombinant form of human insulin