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atavism
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The answer ATAVISM has 17 possible clue(s) in existing crosswords.
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The word ATAVISM is VALID in some board games. Check ATAVISM in word games in Scrabble, Words With Friends, see scores, anagrams etc.
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Definitions of atavism in various dictionaries:
noun - a reappearance of an earlier characteristic
The reappearance of a characteristic in an organism after several generations of absence, usually caused by the chance recombination of genes.
An individual or a part that exhibits atavism.
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| Possible Dictionary Clues |
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| bAtavismb is the tendency to revert to ancestral type. In biology, an batavismb is an evolutionary throwback, such as traits reappearing which had disappeared generations before. bAtavismsb can occur in several ways. |
| a reappearance of an earlier characteristic |
| A tendency to revert to something ancient or ancestral. |
| The reappearance of a characteristic in an organism after several generations of absence, usually caused by the chance recombination of genes. |
| An individual or a part that exhibits atavism. Also called throwback. |
| The return of a trait or recurrence of previous behavior after a period of absence. |
| Atavism description |
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| In biology, an atavism is a modification of a biological structure whereby an ancestral trait reappears after having been lost through evolutionary change in previous generations. Atavisms can occur in several ways; one of which is when genes for previously existing phenotypic features are preserved in DNA, and these become expressed through a mutation that either knocks out the overriding genes for the new traits or makes the old traits override the new one. A number of traits can vary as a result of shortening of the fetal development of a trait (neoteny) or by prolongation of the same. In such a case, a shift in the time a trait is allowed to develop before it is fixed can bring forth an ancestral phenotype. Atavisms are often seen as evidence of evolution.In social sciences, atavisms describe a cultural tendency of reversion. For example, people in the modern era reverting to the ways of thinking and acting of a former time. The word atavism is derived from the Latin atavusa great- |