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| analogous |
in biology, similar in form or function, but of different evolutionary origin. [1/2 definitions] |
| analogue |
in biology, an organ or structure similar to another of different evolutionary origin. [1/2 definitions] |
| analogy |
in biology, a similarity in form or function of organs or parts that are of different evolutionary origin. [1/5 definitions] |
| antievolutionary |
combined form of evolutionary. |
| evolve |
to develop or change by an evolutionary process. [1/5 definitions] |
| genetic drift |
evolutionary change because of mutations that result from random changes in gene frequency in a small population and that become established in that population. |
| homologous |
corresponding structurally, often because of a common evolutionary origin. |
| missing link |
a certain creature, not yet discovered, that would represent the supposed evolutionary stage between ape and man. [1/2 definitions] |
| morphogenesis |
the evolutionary or embryological development of the physical form of an organism or body part. |
| mutation |
a sudden, apparently abnormal change or alteration in a genetically determined structure, as opposed to gradual evolutionary change. [1/3 definitions] |
| physical anthropology |
the branch of anthropology concerned with the evolutionary development of humans, physical differences between races, and classifications. (Cf. cultural anthropology.) |
| primitive |
of, pertaining to, or at the early stages of human or evolutionary development. [1/6 definitions] |
| recapitulate |
of an organism, to repeat in its development (the main stages of the evolutionary development of its species). [1/3 definitions] |
| recapitulation |
an organism's repeating in its development the evolutionary stages of development of its species. [1/3 definitions] |
| speciation |
the evolutionary process through which new species develop. |
| subhuman |
less than human in evolutionary development. |
| survival of the fittest |
in biology, the evolutionary principle that only the forms of plants or animals best suited to or most easily able to adapt to existing conditions will survive, while other less suited forms will become extinct. (See natural selection.) |
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