La coordination des fonctions exercées par les différents organes qui composent le corps des animaux repose sur des systèmes de communication qui opèrent au sein de l'organisme pour maintenir l'équilibre fonctionnel indispensable à la vie . L'un de ces systèmes est dit endocrinien, parce qu'il ...

Audisee® eBooks with Audio combine professional narration and text highlighting to engage reluctant readers! All kinds of animals have skin-even humans! Compare the many features of skin.

Au cours du développement humain, l'appareil circulatoire est l'un des premiers à s'ébaucher. Ce fait traduit l'importance vitale du flux circulatoire dès le début de l'embryogenèse. Il alimente en effet les tissus en formation et draine les résidus de la nutrition...

Dans le contexte de la fonction biologique fondamentale qu'est la reproduction (étudiée par ailleurs dans cet ouvrage de façon autonome), la sexualisation représente le mécanisme qui est à l'origine de la dichotomie phénotypique consubstantielle de la reproduction sexuée. Il s'agit en effet des causes ...

Your body is a busy place. There's always something happening. From digestion to respiration, discover how the systems in your body work together to keep you strong. This title supports NGSS From Molecules to Organisms: Structures and Processes.

The human spine is responsible for providing support for all the parts of the body and protecting the spinal cord and associated nerves from the damage that can be done during everyday movement. A pamphlet would be an important accessory for each and every biology student who must understand exactly how the human spine works and its many important functions that must be understood in order to pass important examinations and progress onto more difficult...

This kind of pamphlet would help a biology student learn about the parts of the ear that assist in hearing. The detailed parts are labeled and explained so that the student can see how they are spelled and what they look like. A pamphlet is an easy guide to carry with the student to study for quizzes and tests. Arrows are drawn for the smaller parts in the ear, and larger parts are clearly identified. Captions are under pictures that give information...

L'importance biologique du foie humain est attestée par son volume et par sa densité cellulaire; il pèse environ 1,5 kg chez l'adulte et représente le 1/50 du poids du corps, formant ainsi la masse viscérale la plus volumineuse de l'organisme, avec près de trois cents milliards de cellules...

Skeletons can look a little creepy, because, well, we usually wear them on the inside. This book explains why some animals don't have a skeleton, and why humans can't do without one. Amazing photos and simple text make this book a great high-interest read.

Becoming a Butterfly covers each stage in a butterfly's metamorphosis from a tiny egg to an adult. Carefully chosen photographs accompany the copy, so readers can see and understand a butterfly's amazing transformation clearly. Aligned to Common Core Standards and correlated to state standards. Abdo Kids is a division of ABDO. Translated by native Spanish speakers--and immersion school educators. Aligned to Common Core Standards and correlated to...