The New York Public Library Amazing Scientists: A Book of by The New York Public Library, Jim Callan

By The New York Public Library, Jim Callan

The recent York Public Library outstanding scientists

Discover the moons of Jupiter with Galileo. discover the technological know-how of radiation with Madame Curie. shuttle ahead in time with Einstein. learn how scientists discovered to healing illnesses, how they found gravity, and the way they decided the constitution of the atom. Fact-filled and enjoyable, this book’s question-and-answer layout permits you to discover the discoveries of a few of the world’s maximum scientists.

What is the Hippocratic Oath? See web page eleven. How did archimedes single-handedly carry off the full Roman military? See web page thirteen. Which recognized general practitioner realized approximately human anatomy in a gladiator ring? See web page 19. what's usual choice? See web page 36. What used to be the worst disorder of all time? See web page forty. Who came across over three hundred makes use of for peanuts? See web page forty eight. Which founding father of chemistry misplaced his head within the French Revolution? See web page sixty five. What Nobel Prize-winning physicist escaped the Nazis in 1933? See web page 109.

Also within the manhattan Public Library resolution Books sequence:

Amazing Explorers notable local American heritage awesome Hispanic American historical past superb Earth awesome house extraordinary Mythology outstanding girls in American historical past impressive African American background

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All the offspring of this first generation were tall. Mendel decided to call tallness a dominant trait. Mendel then bred these tall offspring to create a second generation, or grandchildren. The results were surprising. There were mostly tall plants but short plants, had reappeared. The ratio was three tall plants to one short plant, or 3:1. Mendel called shortness a recessive trait. Mendel then bred the tall plants from the first generation. These plants assumed the dominant trait of tallness but still contained what Mendel called the factor (now called gene) for shortness.

His careful studies revealed to him that plants produced hybrids, forms that looked like new species. He saw it clearly when he observed plants from other parts of the world change when they grew in his native Sweden. He could not deny that new species had evolved since the creation of the world. ” Linnaeus did not want to be a preacher, but he was strongly influenced by the religious atmosphere of his family. He believed that God had created the world in a divine order from the simplest creatures up to human beings.

Even Watson and Crick, however, probably could not have predicted the eventual consequences of their discovery. Using DNA, scientists can now make new forms of DNA using genetic material from two different organisms. The process, called genetic engineering, has already been used to produce huge amounts of human insulin for DNA is now used in court to prove the innocence or guilt of those accused of crimes because each individual’s DNA is unique like a fingerprint. qxd 11/12/01 10:05 AM Page 52 52 If stretched out, a single strand of human DNA would be 3 feet long and contain 6 billion “steps” of information.

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