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17 lut 2021 · To find out, host David Pogue investigates the surprising molecules that allowed life on Earth to begin, and ultimately thrive. Along the way, he finds out what we’re all made of—literally.
Phosphate-buffered saline (PBS) is a buffer solution (pH ~ 7.4) commonly used in biological research. It is a water-based salt solution containing disodium hydrogen phosphate , sodium chloride and, in some formulations, potassium chloride and potassium dihydrogen phosphate .
Crash Course Biology Preview. In 50 episodes, Dr. Sammy Ramsey will teach you biology, the science of life. This course is based on an introductory-level college and AP Biology curriculum.
PBS is a balanced saline solution that will be used to wash cells to maintain osmotic balance between internal and external environment of cell. From: Methods in Cell Biology, 2023
The official website for NOVA. NOVA is the most-watched prime time science series on American television, reaching an average of five million viewers weekly.
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17 mar 2020 · BIOLOGY: Take a taste test with David Pogue! All you need is some masking tape (or your fingers!) and some basic pantry items to learn how smell influences our sense of taste.
