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 ...
Mar 4, 2011
A dolphin's flipper, bird's wing, cat's leg, and the human arm are considered
Common examples of
Similarities and differences: understanding homology and analogy by the Understanding Evolution team. In everyday life, people look like one another for ...
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 ...
Nov 29, 2006
A description and examples of
Learn more about
Each leaf has a very different shape and function, yet all are