spontaneous generation


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spontaneous generation

[spän′tā·nē·əs ‚jen·ə′rā·shən]
(biology)
References in periodicals archive ?
(4) When the speed of spontaneous generation is slow, the number of the pessimistic subjects in equilibrium sharply increases.
(2010), and it considers the spontaneous generation process of sentiment [13].
Pasteur's results forever laid to rest the hypothesis of spontaneous generation. He first showed that a sealed ampule with culture broth would never grow microbes without exposure to air--in other words, nothing spontaneously generated.
In his discussion of the "spontaneous generation" of testaceans Aristotle makes it clear what the crucial point is.
Q: What is spontaneous generation? Is Darwinian evolution dependent on it?
Thus, Enobarbus's description of Cleopatra seems like a fantastic dream, and the clearest articulation of the central Egyptian trope of spontaneous generation comes from the drunken Lepidus, who desires to believe in an exotic Egypt that he has never seen.
The first applies to the concept of the transfer of genetic information from parent to child and prohibits spontaneous generation. The second is best applied in terms of metabolism--energy is expended to maintain membrane potentials and for active transport--to decrease entropy within the cell, tissue, and organism at the expense of entropy in the environment.
Aristotle and others who believed in the spontaneous generation of life were dead wrong.
For example, one sees the importance of Aristotelian final telos to later Reformed explanations of predestination, the use of Aristotle to support magisterial Protestant claims that civil government should support and defend the church and Christian piety, and the quaint scientific views of the sixteenth-century academy such as spontaneous generation, humor-based anatomy, and the notion that an Ethiopian's dark skin (something "caused by heat") can "deeply affect the soul" (334).
then prevalent ideas about the spontaneous generation of life), Merian's observations were later devalued by male scientists.
That's because damaged nerves "are like wires without insulation, they can start sparking on their own, creating a spontaneous generation of sensations to the brain," explains Sean Mackey, MD, PhD, associate director of the Stanford University Pain Management Center in Stanford, California.
Chapter 1 ("The Useless Genitor") deals mainly with spontaneous generation and generation from putrefaction; chapter 2 discusses questions of paternity in Niccolo Machiavelli's La mandragola (The mandrake) (1518), and chapter 3 deals with this same issue by focusing on the strange birth of Tasso's Clorinda, one of the main female characters of the Gerusalemme Liberata (Jerusalem delivered) (1581).

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