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Fundamental frequency

Fundamental frequency

The principal component of a sound wave, which has the greatest wavelength, tone produced by the vibration of the vocal folds before the air reaches any cavities.


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Re: Theories - Origin of Life

... analyses has now shown that HGT not only do probably occur at a higher frequency than originally thought in eukaryotes but recent examples have ... systems and to further confirmation of the possible identification of fundamental design principles of cellular control [e.g., robustness (5, 6), ...

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by scottie
Tue Jan 17, 2012 11:04 pm
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 560
Views: 907234

Evolution from my point of view

... evolution. In genetic textbooks evolution is defined as “change in frequency of genes in a population”. Another definition we meet is that evolution ... is the word is given to a thing which can self replicate. Genes are fundamental replicators as Dawkis thought(1976). “Error-prone self replication” ...

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by BioSULTAN
Tue Apr 26, 2011 6:36 am
 
Forum: Evolution
Topic: Evolution from my point of view
Replies: 1
Views: 1912

Allele Frequency and its relations to genetic variation

... This is my first post here .. so bear with me ... So i am stuck on one fundamental question about allele frequency and i cant seem get answer from anywhere. During lecture, i learned that "evolution ...

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by jongtaepark
Mon Apr 18, 2011 1:40 pm
 
Forum: Evolution
Topic: Allele Frequency and its relations to genetic variation
Replies: 1
Views: 1614

Re: Experimental evidence for evolution

... on this thread, however for the sake of clarity let me repeat. “The fundamental tenets of the modern standard theory are random mutations of ... mutation and recombination; that populations evolve by changes in gene frequency brought about by random genetic drift, gene flow, and especially ...

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by jevg
Thu Jul 22, 2010 3:28 pm
 
Forum: Evolution
Topic: Experimental evidence for evolution
Replies: 103
Views: 177649

Activation Energy and Enzyme Catalysis

... way to basic, or gives information without providing some kind of fundamental understanding. I've tried to put together a basic picture in ... that exceed Arrhenius activation energy (E a ) Z[A][C] = collision frequency, where Z is a constant ALSO: f = exp(-E a /RT) (Although, from ...

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by roark
Sun Feb 25, 2007 9:58 am
 
Forum: Molecular Biology
Topic: Activation Energy and Enzyme Catalysis
Replies: 0
Views: 4999
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