heteromorphic


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heteromorphic

, heteromorphous Biology
1. differing from the normal form in size, shape, and function
2. (of pairs of homologous chromosomes) differing from each other in size or form
3. (esp of insects) having different forms at different stages of the life cycle

heteromorphic

[¦hed·ə·rō′mȯr·fik]
(cell and molecular biology)
Having synoptic or sex chromosomes that differ in size or form.
(medicine)
Differing from the normal in size or morphology.
(zoology)
Having a different form at each stage of the life history.
References in periodicals archive ?
rugosa in central Japan has heteromorphic sex chromosomes consisting of metacentric (X) and subtelocentric (Y) types in males, whereas in northern Japan it has heteromorphic sex chromosomes consisting of metacentric (W) and subtelocentric (Z) types in females.
Microfibers have large surface areas per unit weight and those made from a bicomponent fiber have their cross-sections made heteromorphic.
Column pentagonal, heteromorphic, outer surface of epifacet rounded to very rounded, smooth or slightly keeled; nodals may have vertical expansion at corners of columnals.
Heteromorphic life-history strategies in the brown alga Scytosiphon lomentaria (Lyngb.
Whether heterogenic, composed by synthetising elements belonging to different realms, or heteromorphic, that is rooted in disproportion, all the grotesque forms are always polyvalent, incongruous and disquieting, always thwarting an unequivocal distinction between phenomena that are normally considered antagonistic.
First, when one sees a liverwort, hornwort, or moss in the field or elsewhere, the observed specimen, with only a very few exceptions, represents the gametophyte (1n) phase of the organism's heteromorphic alternation of phases (or generations).
Meiotic complements of the three analyzed species of the family Bothriuridae contain no heteromorphic chromosome pair, which indicates the absence of heteromorphic sex chromosomes in males, as is also the case in Buthus occitanus (Amoreux 1789) and Pandinus imperator (C.
Aquatic or amphibious, stems creeping with adventitious roots from nodes and internodes; leaves heteromorphic (photosynthetic and fertile), petioles filiform, blades palmately divided into 4 pinnae; sporocarps horizontal to strongly ascending near base of petioles.
Heteromorphic pair in detail, specifically the secondary constriction and accumulation of heterochromatin differential (B and C).
The structures were identified as heteromorphic deutonymphs of Hypodectes propus (Order Astigmata) of the family Hypoderatidae.
Studies on heteromorphic self-incompatibility systems: The cytochemistry and ultrastructure of the tapetum of Primula obconica.