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Science, technology, engineering, and mathematics ( STEM) is an umbrella term used to group together the distinct but related technical disciplines of science, technology, engineering, and mathematics. The term is typically used in the context of education policy or curriculum choices in schools. It has implications for workforce development ...
A stem is one of two main structural axes of a vascular plant, the other being the root. It supports leaves, flowers and fruits, transports water and dissolved substances between the roots and the shoots in the xylem and phloem, engages in photosynthesis, stores nutrients, and produces new living tissue. [ 1]
Meaning Origin language and etymology Example(s) quadr(i)-four Latin quattuor: quadriceps: radi-radiation Latin radiō, I radiate, emit beams; from radius, ray of light, spoke of a wheel radiowave: radic-referring to the beginning, or the root, of a structure, usually a nerve or a vein Latin rādīx, root radiculopathy: re-again, back Latin re ...
Word stem. In linguistics, a word stem is a part of a word responsible for its lexical meaning. Typically, a stem remains unmodified during inflection with few exceptions due to apophony (for example in Polish, miast-o ("city") and w mieść-e ("in the city"); in English, sing, sang, and sung, where it can be modified according to morphological ...
STEAM education is an approach to teaching STEM subjects that incorporates artistic skills like creative thinking and design. [1] [2] The name derives from the acronym STEM, with an A added to stand for arts.
The STEM pipeline is a key component of workplace diversity and of workforce development that ensures sufficient qualified candidates are available to fill scientific and technical positions. The STEM pipeline was promoted in the United States from the 1970s onwards, as “the push for STEM (science, technology, engineering, and mathematics ...
Category. v. t. e. In phylogenetics, the crown group or crown assemblage is a collection of species composed of the living representatives of the collection, the most recent common ancestor of the collection, and all descendants of the most recent common ancestor. It is thus a way of defining a clade, a group consisting of a species and all its ...
Stem cells can also be taken from umbilical cord blood just after birth. Of all stem cell types, autologous harvesting involves the least risk. By definition, autologous cells are obtained from one's own body, just as one may bank their own blood for elective surgical procedures. [citation needed]