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Scribd is a social publishing site, where tens of millions of people share original writings and documents. Scribd

AbeBooks is your source for Used, New, Rare and Out of print books. Find classic collectibles, rare signed editions, used textbooks, and inexpensive bestsellers from independent booksellers worldwide.

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Diretorio de sites sobre biologia molecular. Apresenta noticias, protocolos e metodos, publicacoes, oportunidades na area, bioinformatica, softwares, congressos, viagens, e boletins. Livros online gratis, charges cientificas e cartoes virtuais

Twitter is without a doubt the best way to share and discover what is happening right now.

YouTube is a place to discover, watch, upload and share videos.

Quizlet is a lightning fast way to memorize vocabulary lists. It

Prezi is the zooming presentation editor

Finally a better way. Memorize facts using a simple interactive process (flashcard, matching, or multiple choice). Understand by reading the paragraphs that are intermixed, and learning diagrams. Browse or search in thousands of pages or create yo...