Prototrophic Definition | Definition of Prototrophic at Dictionary.com

pro⋅to⋅troph⋅ic

[proh-tuh-trof-ik, -troh-fik]

–adjective

1.	(esp. of certain bacteria) requiring only inorganic substances for growth.

2.	(of certain microorganisms) requiring no specific nutriments for growth.

Origin:
1895–1900; proto- + -trophic

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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pro·to·tro·phic (prō'tə-trō'fĭk, -trŏf'ĭk)

adj. Having the same metabolic capabilities and nutritional requirements as the wild type parent strain: prototrophic bacteria.
pro'to·troph', pro'to·troph'y n.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: pro·to·tro·phic
Pronunciation: "prOt-&-'trO-fik
Function: adjective
1 : deriving nutriment from inorganicsources <prototrophic bacteria>
2 : not requiring specific nutritional substances for normal metabolism and reproduction : not requiring one or more specifiedsubstances for normal metabolism and reproduction —used especially of molds prototrophic strain of yeast> prototrophic for uracil and leucine> —pro·tot·ro·phy /prO-'tä-tr&-fE/ noun plural -phies

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