Two atoms of oxygen, when combined with one atom of carbon, make carbon dioxide, a clear and odorless gas that plants use in photosynthesis and which animals emit as a waste product through their lungs.
(Two atoms of oxygen; make; carbon dioxide, a clear and odorless gas; T:when combined with one atom of carbon) (a clear and odorless gas; use; L:in photosynthesis)
Two atoms of oxygen a clear and odorless gas
make use
carbon dioxide, a clear and odorless gas T:when combined with one atom of carbon
L:in photosynthesis