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It was in these waters 3.5 thousand million years ago that life itself began. From
that beginning, life developed and diversified to such an extent that the ocean
itself seems one huge organism. Growing, moving, changing, evolving, it truly is a
evolution through fossil evidence, studying embryonic development of organisms
, and certain aspects of biochemistry, but no one can explain the moment when
nonliving compounds came alive. ♢ What is the link humans have with the sea?
parapodia — Paddlelike appendages, found on members of the phylum Annelida
, which aid movement. parasitism — A symbiotic relationship between organisms
of different species in which one is harmed. pectoral — Pertaining to or located ...
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I purchased all three books in this set and taught a short course to a small group of high school kids. We had a great time with this course! We did 10 experiments and held very intense all-day ... Read full review