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Homologous   /hɑmˈɑləgəs/   Listen
Homologous

adjective
1.
Having the same evolutionary origin but not necessarily the same function.
2.
Corresponding or similar in position or structure or function or characteristics; especially derived from an organism of the same species.





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"Homologous" Quotes from Famous Books



... chromosome group of the female is shown in figure 52 and the chromosome group of one of the exceptional females is shown in figure 69. In a female of this kind there are three sex chromosomes X X Y which are homologous in the sense that in normal individuals the two present are mates and separate at the reduction division. If in the X X Y individual X and X conjugate and separate at reduction and the unmated Y is free to move to either pole of the spindle, two kinds of mature eggs will result, ...
— A Critique of the Theory of Evolution • Thomas Hunt Morgan
... would not dare to drug themselves with a centigramme of pharmaceutic caffeine, whereas they absorb each day gr. 5 and more, of its homologous constituents. ...
— The Healthy Life, Vol. V, Nos. 24-28 - The Independent Health Magazine • Various
... tubercle; and is obsolete in Lipura and Anura, its place being indicated by an oval scar. The third joint varies in form, being hairy, serrate and knife-like in form, as in Tomocerus (Fig. 159, a), or minute, with a supplementary tooth, as in Achorutes (Fig. 172, c). This spring is in part homologous with the ovipositor of the higher insects, which originally consists of three pairs of tubercles, each pair arising apparently from the seventh, eighth, and ninth (the latter the penultimate) segments of ...
— Our Common Insects - A Popular Account of the Insects of Our Fields, Forests, - Gardens and Houses • Alpheus Spring Packard


Words linked to "Homologous" :   heterologous, biology, homologic, biological science, autologous, homological, homology, analogous


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