WebAnnotated classification. The following classification incorporates the views of several authorities. Phylum Annelida (segmented worms) Body wall covered with a cuticle … WebMay 10, 2024 · The entire skin surface of octopus embryos, hatchlings and juveniles bears scattered tufts of tiny chitinous setae within small pockets, from which they can be …
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WebAug 6, 2024 · 2.2.1 Brief characterization of chitinous setae of spider’s cuticle. Cuticles of insects, spiders or crustaceans are composed mainly of sclerotized chitin and exhibit a … Webone or more pair of chitinous setae. Annelids are _ in shape. vermiform. Metamerism. serial repetition of segments and organ systems. Septa _ separates segments. What are … five s template
Chapter 13: Annelids, Polychaetes — Exam 1 Flashcards
WebWithin entomology, the term glabrous is used to refer to those parts of an insect's body lacking in setae (bristles) or scales. Chemical composition. Chemically, chitin is a long … Protostomes Annelid setae are stiff bristles present on the body. They help, for example, earthworms to attach to the surface and prevent backsliding during peristaltic motion. These hairs make it difficult to pull a worm straight from the ground. Setae in oligochaetes (a group including earthworms) are … See more In biology, setae /ˈsiːtiː/ are any of a number of different bristle- or hair-like structures on living organisms. See more In mycology, "setae" refer to dark brown, thick-walled, thorn-like cystidia found in corticioid and poroid fungi in the family Hymenochaetaceae. … See more In the diatom family Chaetocerotaceae, "seta" refers to the hairlike outgrowths of the valve, i.e. of the face of the cells. These setae have a different structure than the valve. Such setae may prevent rapid sinking and also protect the cells from grazing. See more • Chaeta • Synthetic setae • Van der Waals force See more In botany, "seta" refers to the stalk supporting the capsule of a moss or liverwort (both closely related in a clade called "Setaphyta"), and supplying it with nutrients. The seta … See more Synthetic setae are a class of synthetic adhesives that detach at will, sometimes called resettable adhesives, yet display substantial stickiness. The development of such synthetic … See more WebApr 16, 2024 · Conspicuous 'hairs,' or setae, protrude from the legs of this Chilean rose tarantula. ... Mammalian hair is mainly made of keratin, while arthropod setae consists largely of chitin. 4. Some Fling ... five steakhouse plymouth