In the context of biology, homology is the existence of shared ancestry between a
pair of structures, or genes, in different taxa. A common example of
A description and examples of
A dolphin's flipper, bird's wing, cat's leg, and the human arm are considered
Similarities and differences: understanding homology and analogy by the Understanding Evolution team. In everyday life, people look like one another for ...
Apr 29, 2010
Mar 4, 2011
Learn more about
The pentadactyl limb. Tetrapods are the group of vertebrates with four legs. They occupy a wide variety of environments, and use their limbs for many differing ...