saltatory progression
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saltation — A dancing or leaping, as in a disease ( e.g., chorea) or physiologic function ( e.g., saltatory conduction). [L. saltatio, fr. salto, pp. atus, to dance, fr. salio, to leap] * * * sal·ta·tion sal tā shən, sȯl n 1) the origin of a new species or … Medical dictionary
locomotion — /loh keuh moh sheuhn/, n. the act or power of moving from place to place. [1640 50; see LOCOMOTIVE, MOTION] * * * Any of various animal movements that result in progression from one place to another. Locomotion is classified as either… … Universalium
Disease — Illness or sickness often characterized by typical patient problems (symptoms) and physical findings (signs). Disruption sequence: The events that occur when a fetus that is developing normally is subjected to a destructive agent such as the… … Medical dictionary
Flight feather — Flight feathers are the long, stiff, asymmetrically shaped, but symmetrically paired feathers on the wings or tail of a bird; those on the wings are called remiges (singular remex) while those on the tail are called rectrices (singular rectrix).… … Wikipedia
mammal — mammallike, adj. /mam euhl/, n. any vertebrate of the class Mammalia, having the body more or less covered with hair, nourishing the young with milk from the mammary glands, and, with the exception of the egg laying monotremes, giving birth to… … Universalium
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium
Evolution — The continuing process of change, especially in reference to natural selection. Charles Darwin (1809 82) noted that successful species produce more offspring in each generation than are needed to replace the adults who die. Not all offspring… … Medical dictionary
