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This glossary of biology terms is a list of definitions of fundamental terms and concepts used in biology, the study of life and of living organisms.It is intended as introductory material for novices; for more specific and technical definitions from sub-disciplines and related fields, see Glossary of cell biology, Glossary of genetics, Glossary of evolutionary biology, Glossary of ecology ...
Poikilotherm is the opposite of homeotherm – an animal which maintains thermal homeostasis. In principle, the term could be applied to any organism, but it is generally only applied to vertebrate animals. Usually the fluctuations are a consequence of variation in the ambient environmental temperature.
A yellow card being given in a game of handball. Unsportsmanlike conduct (also called untrustworthy behaviour or ungentlemanly fraudulent or bad sportsmanship or poor sportsmanship or anti fair-play) is a foul or offense in many sports that violates the sport's generally accepted rules of sportsmanship and participant conduct.
In baseball, intentionally dropping a caught ball, to create a force play on the baserunners (hence the infield fly rule). All of the above are considered very close to cheating, and the abuser of gamesmanship techniques will find himself penalized in most serious sports and games tournaments, as well as being deemed (if caught) a "bad sport".
Athletes of the Soviet Armed Forces Sports Society or Dynamo Sports Club (NKVD sports society) carried a rank and a uniform. The difference between the teams of masters and other teams was the fact that the first competed at all-Union level and was known as non-amateur sports, while others at republican was considered to be amateur sports.
Also called functionalism. The Darwinian view that many or most physiological and behavioral traits of organisms are adaptations that have evolved for specific functions or for specific reasons (as opposed to being byproducts of the evolution of other traits, consequences of biological constraints, or the result of random variation). adaptive radiation The simultaneous or near-simultaneous ...
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3' untranslated region (3'-UTR). Also three-prime untranslated region, 3' non-translated region (3'-NTR), and trailer sequence.. 3'-end. Also three-prime end.. One of two ends of a single linear strand of DNA or RNA, specifically the end at which the chain of nucleotides terminates at the third carbon atom in the furanose ring of deoxyribose or ribose (i.e. the terminus at which the 3' carbon ...