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en.wikipedia.org/wiki/Exoskeleton

An exoskeleton is the external skeleton that supports and protects an animal's body, in contrast ... Some organisms, such as some foraminifera, agglutinate exoskeletons by sticking grains of sand and shell to their exterior. Contrary to a ...

en.wikipedia.org/wiki/Skeleton

The skeleton is the body part that forms the supporting structure of an organism. There are ... Solid skeletons can be internal, called an endoskeleton, or external, called an exoskeleton, and may be further classified as pliant (elastic/movable) ...

www.answers.com/Q/Organisms_with_external_skeletons_are_exemplified_by

Skeletons: All animals, including humans have skeletons. Humans have an internal skeleton. This means that our bones is on the inside of us. When an animal ...

www.answers.com/Q/Is_the_human_skeleton_external_skeleton

Organisms with external skeletons are exemplified by? insects or crabs ... Do amphibians have an internal or external skeleton? Frogs have an internal skeleton.

www.ncbi.nlm.nih.gov/pmc/articles/PMC4545513

Developmental data are not peculiar to living organisms, and they are routinely ... development of organs is exemplified by the study of the placoderm dentition. .... ( appositional growth) like tubercles in the external dermal skeleton of many ...

academic.oup.com/icb/article-abstract/54/6/1122/638776/Bone-Free-Soft-Mechanics-for-Adaptive-Locomotion

Jun 18, 2014 ... Without a stiff skeleton, muscles tend to deform the body rather than .... the one adjacent to the body wall is called the external layer and the ..... The most common alternative gait in other species is inching, exemplified by the geometrids. ..... the level of organism, segment, and somatic body wall musculature.

academic.oup.com/zoolinnean/article-pdf/74/1/35/8338836/j.1096-3642.1982.tb01140.x.pdf

function as an organism. .... and early sarcopterygian condition, with the occipital commissure; D, condition exemplified by ...... The whole skeleton of the mouth cavity in .... In acanthodians the external surface of the scale is formed by.

www.aqa.org.uk/subjects/science/as-and-a-level/biology-7401-7402/subject-content/organisms-respond-to-changes-in-their-internal-and-external-environments-a-level-only

3.6 Organisms respond to changes in their internal and external environments ... The protective effect of a simple reflex, exemplified by a three-neurone simple reflex. ... Muscles act in antagonistic pairs against an incompressible skeleton.

www2.estrellamountain.edu/faculty/farabee/biobk/BioBookDiversity_9.html

Coelomates also form a variety of internal and external skeletons. ... Deuterostomes (as exemplified by the echinoderms and chordates) develop the anus first, ... if embryonic cells are separated, each one develops into a complete organism.

www.sciencedirect.com/science/article/pii/S0012160613001140

Mar 7, 2013 ... ... iterated branchial arch skeleton associated with the head enabled the ... jaws in amniote embryos, exemplified by the E10.5 mouse, as suggested by the .... shark, Scyliorhinus canicula, a significant model organism for the renewed, ... at stages 17 and 18 the external surfaces of the cephalic region of S.