dermal respiration
51Formaldéhyde — Méthanal Méthanal Représentation du méthanal …
52Formaline — Méthanal Méthanal Représentation du méthanal …
53Formol — Méthanal Méthanal Représentation du méthanal …
54HCHO — Méthanal Méthanal Représentation du méthanal …
55Methanal — Méthanal Méthanal Représentation du méthanal …
56coelomic canals and sacs — (SIPUNCULA) Dermal canals, spaces or diverticula containing coelomic fluid connected with the body cavity through small pores; possibly aiding respiration …
57burn — burn1 burnable, adj. /berrn/, v., burned or burnt, burning, n. v.i. 1. to undergo rapid combustion or consume fuel in such a way as to give off heat, gases, and, usually, light; be on fire: The fire burned in the grate. 2. (of a fireplace,… …
58coloration — colorational, adj. colorationally, adv. /kul euh ray sheuhn/, n. appearance with regard to color arrangement or use of colors; coloring: the bold coloration of some birds. [1605 15; COLOR + ATION] * * * ▪ biology Introduction in biology,… …
59dipteran — /dip teuhr euhn/, adj. 1. dipterous (def. 1). n. 2. a dipterous insect. [1835 45; DIPTER(A) + AN] * * * Any member of the more than 85,000 species in the insect order Diptera (the two winged, or true, flies), characterized by the use of only one… …
60animal development — Introduction the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by …
