Air-breathing animals do not return to breathing water.
Adaptation for stronger shells.
Evolutionary trends are either progressive or retrogressive. During progressive evolution new structures are created whereas in retrogressive evolution the existing structures are reduced or eliminated.
macroevolution .........novanet
Benthic snail larvae are more likely to become isolated and therefore speciate at a higher rate creating more lineages.
macroevolution .........novanet
social and culture trends affect REI?
Direct Development vs Indirect Development.
What are several trends that are occurring in computer peripheral device? How do these trends affect business uses of computers?
Secular trends in new childhood epidemics, insights from evolutionary medicine.
how do voting trends affect presidential and congressional power?
Misidentification of Cope's Rule - Functional or Physical Boundaries - Signor-Lipps Effect
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