Ultimate source of energy for life on earth is the sun through photosynthesis C. Living things respond to their environment 1.
(Ultimate source of energy for life on earth; is; the sun through photosynthesis C. Living things) (earth; is the sun through; photosynthesis C. Living things)
Ultimate source of energy for life on earth earth
is is the sun through
the sun through photosynthesis C. Living things
photosynthesis C. Living things