Fundamentos de química marina

In the beginning, Earth was an inhospitably alien place―in constant chemical flux, covered with churning seas, crafting its landscape through incessant volcanic eruptions. Amid all this tumult and disaster, life began. The earliest living things were no more than membranes stretched across microscopic gaps in rocks, where boiling hot jets of mineral-rich water gushed out from cracks in the ocean floor. Although these membranes were leaky, the environment within them became different from the raging maelstrom beyond. These havens of order slowly refined the generation of energy, using it to...

Las fracciones tienen muchos usos en la vida diaria, desde medir longitudes, capacidades y pesos, hasta comparar fracciones, encontrar fracciones equivalentes y realizar operaciones. Este libro trata de exponer todas las maneras posibles de enseñar el tema, acompañadas de actividades divertidas y juegos. El libro incluye un CD con ejercicios y soluciones; así como diez bandas de colores divididas en medios, tercios, cuartos, etcétera.

Physics I: The Gymnasium of the Mind provides undergraduate students with a valuable opportunity to acquire the knowledge and the abilities that are evaluated in the PISA project (Program for International Student Assessment) and will be indispensable in later professional and personal life. The objective of this book is to use carefully analyzed and selected phenomena and adequately designed didactic activities to enable students to become involved and discover that they can learn physics, and with the knowledge and abilities learned, allow them to grow intellectually, emotionally, and...

El futuro ya llegó. La era genómica ha comenzado, y el conocimiento sobre el ADN humano promete cambiar el paradigma de la ciencia médica y llevarnos a una medicina personalizada. Estos avances suscitan interrogantes de orden científico, económico, educativo, político y ético. Este trabajo se propone abrir el juego para intentar descubrir el potencial que tiene la genómica en la salud humana y sumergirnos en los misterios del ADN.