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Hace 11 horas · By adding certain chemical factors, Smith and his team of six PhD and two postdoctoral scholars in his Integrated Developmental Design Laboratory can change hiPSCs into any type of human cell. “We’re [currently] making a representation of a liver—a so-called ‘organ on a chip’—without the ethical constraints that come with human embryonic stem cell research,” says Smith.
Hace 11 horas · Science is a rigorous, systematic endeavor that builds and organizes knowledge in the form of testable hypotheses and predictions about the world. Modern science is typically divided into three major branches: the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; the social sciences (e.g., economics, psychology, and sociology), which study individuals ...
Hace 11 horas · Cats are common pets throughout the world, and their worldwide population as of 2007 exceeded 500 million. [199] As of 2017, the domestic cat was the second most popular pet in the United States, with 95.6 million cats owned [200] [201] and around 42 million households owning at least one cat. [202]
Hace 11 horas · Better news for people travelling to the US or importing dollar-price goods: £1 = $1.2677, the highest level since last Wednesday. The oil price is at a high not seen since the end of April - $85 ...
Hace 11 horas · The two studios made a trade-off in March 1999; Columbia relinquished its rights to create a new 007 series in exchange for MGM's giving up its claim to Spider-Man. Columbia acquired the rights to all previous scripts in 2000, [20] but exercised options only on the "Cameron Material", i.e., both the completed multi-author screenplay and the subsequent scriptment. [12]
Hace 11 horas · Ammonia is found throughout the Solar System on Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto, among other places: on smaller, icy bodies such as Pluto, ammonia can act as a geologically important antifreeze, as a mixture of water and ammonia can have a melting point as low as −100 °C (−148 °F; 173 K) if the ammonia concentration is high enough and thus allow such bodies to retain ...
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