(n.) The act of unfolding or unrolling; hence, in the process of growth; development; as, the evolution of a flower from a bud, or an animal from the egg.
(n.) A series of things unrolled or unfolded.
(n.) The formation of an involute by unwrapping a thread from a curve as an evolute.
(n.) The extraction of roots; -- the reverse of involution.
(n.) A prescribed movement of a body of troops, or a vessel or fleet; any movement designed to effect a new arrangement or disposition; a maneuver.
(n.) A general name for the history of the steps by which any living organism has acquired the morphological and physiological characters which distinguish it; a gradual unfolding of successive phases of growth or development.
(n.) That theory of generation which supposes the germ to preexist in the parent, and its parts to be developed, but not actually formed, by the procreative act; -- opposed to epigenesis.
(n.) That series of changes under natural law which involves continuous progress from the homogeneous to the heterogeneous in structure, and from the single and simple to the diverse and manifold in quality or function. The pocess is by some limited to organic beings; by others it is applied to the inorganic and the psychical. It is also applied to explain the existence and growth of institutions, manners, language, civilization, and every product of human activity. The agencies and laws of the process are variously explained by different philosophrs.
Example Sentences:
(1) The process of sequence rearrangement appears to be a significant part of the evolution of the genome and may have a much greater effect on the evolution of the phenotype than sequence alteration by base substitution.
(2) It is argued that this process drove the evolution of present 5' and 3' splice sites from a subset of proto-splice sites and also drove the evolution of a more efficient splicing machinery.
(3) It has been possible to observe the evolution of their lesions.
(4) Gradual evolutionary change by natural selection operates so slowly within established species that it cannot account for the major features of evolution.
(5) The early absolute but transient dependence of these A-MuLV mast cell transformants on a fibroblast feeder suggests a multistep process in their evolution, in which the acquisition of autonomy from factors of mesenchymal cell origin may play an important role.
(6) The evolution and function of multiple forms of a given photosynthetic pigment in vivo are discussed.
(7) Evolution of serological procedures was continuous through this period but without clear evidence of improvement in performance of antibody detection although performance in the UK appears to be comparable with that elsewhere.
(8) With the successful culture of these tissues, their development, biochemistry, and physiology, potentially of great importance in understanding early vertebrate evolution, can be better understood.
(9) This situation highlights the potential importance of molecules with different inheritance patterns in elucidating complex cases of reticulate evolution.
(10) The evolution of tissue damage in compressive spinal cord injuries in rats was studied using an immunohistochemical technique and by sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) analysis.
(11) Republican presidential hopeful Scott Walker has refused to say whether he believes in the theory of evolution, arguing that it is “a question a politician shouldn’t be involved in one way or the other”.
(12) It is mentioned that the lack of a valuable status for industrial physicians may adversely affect the evolution of training programs in Switzerland.
(13) Assessment of a predictive factor for the evolution of the disease is not yet possible.
(14) These studies indicate that, in three models of acute liver injury, the net influx of calcium across the plasma membrane is increased early in the evolution of the injury before irreversible damage occurs.
(15) The strong homology of mammalian L27' to yeast L29 suggests a function which has been conserved throughout evolution, and thus L27' may also be involved in peptidyl transferase activity.
(16) The diversity of the non-Hodgkin's groups, the continued evolution of histopathologic classifications, and the great frequency of advanced disease in the lymphocytic subgroups make the Ann Arbor classification of only limited value for the non-Hodgkin's lymphomas.
(17) We show how this model would explain the perinatal or infantile onset of the disease, the variability of the rate of evolution between the different SMA forms, and the fact that motoneuron loss is much more dramatic in SMA than in even advanced cases of myopathy.
(18) Evolution into acute myeloid leukemia occurred in 11 patients.
(19) On evaluation of the time evolution of the symptoms we found that most patients continued to show them until September each year.
(20) The evolution with time of cardio-respiratory variables, blood pressure and body temperature has been studied on six males, resting in semi-nude conditions during short (30 min) cold stress exposure (0 degree C) and during passive recovery (60 min) at 20 degrees C. Passive cold exposure does not induce a change in HR but increases VO2, VCO2, Ve and core temperature Tre, whereas peripheral temperature is significantly lowered.
Vicissitude
Definition:
(n.) Regular change or succession from one thing to another; alternation; mutual succession; interchange.
(n.) Irregular change; revolution; mutation.
Example Sentences:
(1) Ialways feel a bit sorry for the models who get hired to pose for those agency photos invoking the vicissitudes of middle age.
(2) (2) The central theme of "passion" in Equus would seem to relate to the vicissitudes of infantile omnipotence, as noted in both the content of the play and the process of playwrighting.
(3) By doing so, over 10 days, you train yourself to stop reacting to the vicissitudes of life.
(4) Attention to multiple categories of use advances our comprehension of indigenous health care by providing a framework for laboratory investigations that explore the bioactive potential of the materia medica to influence the occurrence and expression of disease, and that determine how those physiologic outcomes may be further mediated by the context-specific vicissitudes of preparation, combination and consumption.
(5) Ian Hislop, the long-serving editor, had a suitably topical and irreverent take on the vicissitudes of the magazine's circulation.
(6) Understanding the analyst's work and its vicissitudes has been a major focus of recent psychoanalytic writing.
(7) Paradoxically, for a profession primarily concerned with the study of the vicissitudes of human development, psychiatry in Australia and New Zealand has yet to articulate those issues which bear directly upon the development of its own members.
(8) By the 70s, however, as the postwar economic boom began to deflate, so, too, did the idea that government had a role to play in stewarding the economy or protecting workers from the vicissitudes of the free market.
(9) This required taking into oneself or acknowledging the anger evoked by the persecution, which, associated with the fragmenting effect of the persecution on the sense of self, often resulted in guilt and self-loathing, and affected the vicissitudes of the survivor's personal story.
(10) All of these conceptions are vicissitudes of the varying ways in which patients confront the depressive position of separation-individuation with rapprochement and, thereby, conform to a gradient in which symbolization interpretations can be utilized in analytic treatment.
(11) The vicissitudes and conditions of female sublimation are discussed.
(12) Lawrence and Zhivago might by then have seemed a long way in the past, but despite – or possibly even because of – the intervening vicissitudes of his life, Sharif’s reputation remained undimmed.
(13) I have described some of the vicissitudes of acquiring insight in both child and adult analysis, giving particular attention to the part played by the ego's synthetic, organizing, or integrating function.
(14) The question of vicissitudes of symptoms following proctocolectomy is discussed on the basis of own investigations.
(15) Reasons for its rediscovery in the mid-1950s as a legitimate sector for scientific inquiry are then discussed, along with some vicissitudes encountered in carrying out research in the field.
(16) In this short presentation the surgical management and then the possible vicissitudes of primary hyperparathyroidism are successively summarized: negative investigations, and the persistence or postoperative recurrence of hyperparathyroidism.
(17) Providing help to patients and physicians as they struggle to cope with the vicissitudes of this confusing new transfusion medicine is the role of the medical director of the hospital blood bank.
(18) Despite vicissitudes of change throughout the profession for a generation, there are capable, highly trained and motivated professionals providing needed health services to society's youth today.
(19) But the deeper questions about a more sustainable prosperity, less prone to disruptive vicissitudes, remain unanswered.
(20) After a brief training interval in Britain, he was posted to Khar Yunis, near Benghazi, from where, with remarkable ease, he seized the absolute power which, through many vicissitudes, he managed to preserve until 2011.