By Philip Nelson
Organic Physics makes a speciality of new ends up in molecular cars, self-assembly, and single-molecule manipulation that experience revolutionized the sphere in recent times, and integrates those themes with classical effects. The textual content additionally offers foundational fabric for the rising box of nanotechnology.
Biological Physics is equipped round a self-contained middle aimed at undergraduate scholars who've had three hundred and sixty five days of calculus-based physics. extra "Track-2" sections include extra complicated fabric for senior physics majors and graduate students.
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Extra info for Biological physics (free web version, Dec. 2002)
C. What estimate for Avogadro’s number do you get? 7 Tour de France A bicycle rider in the Tour de France eats a lot. If his total daily food intake were burned it would liberate about 8000 kcal of heat. Over the three or four weeks of the race his weight change is negligible, less than 1%. Thus his energy input and output must balance. Let’s ﬁrst look at the mechanical work done by the racer. A bicycle is incredibly eﬃcient. The energy lost to internal friction, even including the tires, is negligible.
C) Human red blood cell. (d) Human white blood cell (lymphocyte). (e) Human sperm cell. (f) Human epidermal (skin) cell. (g) Human striated muscle cell (myoﬁbril). (h) Human nerve cell. ] a very long answer, of course. Among the many physical ideas relevant to this question, however, three will dominate this chapter and the rest of the book: Biological question: How do cells organize their myriad ongoing chemical processes and reactants? Physical idea: (a) Bilayer membranes self-assemble from their component molecules; the cell uses 32 Chapter 2.
5 hours. Supposing that “cold” water is at 20 ◦ C, ﬁnd the power input into the system by his horses, in watts. 2 pounds. ] b. 56 ◦ C) after he input 770 foot pounds of work. How close was he to the modern value of the mechanical equivalent of heat? 3 Metabolism Metabolism is a generic term for all of the chemical reactions that break down and “burn” food, releasing energy. Here are some data for metabolism and gas exchange in humans. 97 The table gives the energy released, the oxygen consumed, and the carbon dioxide released upon metabolizing the given food, per gram of food.