What is transcription? Describe the process in prokaryotes. Explain the lac operon model of gene regulation. Differentiate between exons and introns. Differentiate between homologous and analogous ...

We sell different types of products and services to both investment professionals and individual investors. These products and services are usually sold through license agreements or subscriptions ...

La microbiologie est la science qui étudie les micro-organismes (ou microorganismes). Les micro-organismes constituent un groupe très diversifié, ils existent à l'état de cellule isolée ou en groupe.

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Passage pluvieux sur le nord-ouest. Demain matin, des pluies envahissent la Bretagne et la Basse-Normandie. Elles sont précédées de grisailles ou de brouillards parfois denses des Pays de la Loire et ...