Titlebook: Biology of the Integument; Invertebrates Jürgen Bereiter-Hahn,A. Gedeon Matoltsy,K. Sylvia Book 1984 Springer-Verlag Berlin Heidelberg 198

低三下四之人

Perennial長(zhǎng)期的

Chaetaef leeches .); these characteristic structures are otherwise absent from these specialized annelids. Among the oligochaetes, chaetae are fewer and less diverse (Fig. 1 A) but also demonstrate a variety of taxonomically useful patterns (Brinkhurst 1982). Annelid chaetae have been discussed recently by

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Delirium

Interstellar

Introductionhe end of me and the beginning of the rest of the universe”. Such a statement may be construed to imply that the structure of the skin of an organism might be expected to reflect the immediate environment in which it lives. This holds, by and large, for vertebrates, with the fishes and amphibians ha

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Intercellular Junctionsanism, providing the structural means by which groups of cells can adhere and interact. Within the integument of invertebrate organisms three main functional categories of junction can be identified: (1) Junctions that have an occluding function, allowing concentration gradients across an epithelium