sterile conditions
71test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …
72Micropropagation — A rose plant that began as cells grown in a tissue culture Micropropagation is the practice of rapidly multiplying stock plant material to produce a large number of progeny plants, using modern plant tissue culture methods.[1] Micropropagation is …
73Cytoplasmic male sterility — is total or partial male sterility associated with plant biology as the result of specific nuclear and mitochondrial interactions.[1] Male sterility is the failure of plants to produce functional anthers, pollen, or male gametes. Contents 1… …
74sec — sec, sèche [ sɛk, sɛʃ ] adj. et n. m. • v. 980 « desséché »; lat. siccus, sicca I ♦ (Concret) 1 ♦ Qui n est pas ou est peu imprégné de liquide. ⇒ desséché. Feuilles sèches. Bois sec. « demandez de la pluie; nos blés sont secs comme vos tibias »… …
75Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
76termite — /terr muyt/, n. any of numerous pale colored, soft bodied, chiefly tropical social insects, of the order Isoptera, that feed on wood, some being highly destructive to buildings, furniture, etc. Also called white ant. [1775 85; taken as sing. of… …
77dairy product — Introduction milk and any of the foods made from milk, including butter, cheese, ice cream, yogurt, and condensed and dried milk. Milk has been used by humans since the beginning of recorded time to provide both fresh and storable… …
78Gilbert du Motier de La Fayette — « La Fayette » redirige ici. Pour les autres significations, voir Lafayette. La Fayette …
79Panspermia — (Greek: πανσπερμία from πᾶς/πᾶν (pas/pan) all and σπέρμα (sperma) seed ) is the hypothesis that life exists throughout the Universe, distributed by meteoroids, asteroids and planetoids.[1] Panspermia proposes tha …
80Saffron — For other uses, see Saffron (disambiguation). Saffron crocus …
