1. Pertaining to a prototroph. 2. Denoting the ability to undertake anabolism or to obtain nourishment from a single source, as with iron, sulfur, or nitrifying bacteria or photosynthesizing plants.

* * *

pro·to·tro·phic .prōt-ə-'trō-fik adj
1) deriving nutriment from inorganic sources <\prototrophic bacteria>
2) not requiring specific nutritional substances for normal metabolism and reproduction: not differing from the wild type in nutritional requirements used esp. of bacteria and fungi <a yeast \prototrophic for uracil and leucine> compare auxotrophic
pro·tot·ro·phy prō-'tä-trə-fē n, pl -phies

* * *

pro·to·tro·phic (pro″to-troґfik) having the same growth factor requirements as the ancestral or prototype strain; said of microbial mutants.

Medical dictionary. 2011.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • prototrophic — [prōt΄ə träf′ik] adj. [ PROTO + TROPHIC] able to synthesize its required growth factors: said as of an original organism from which auxotrophic mutants are derived …   English World dictionary

  • prototrophic — pro•to•troph•ic [[t]ˌproʊ təˈtrɒf ɪk, ˈtroʊ fɪk[/t]] adj. 1) ecl mcr having the same nutritional requirements as the normal or wild type 2) ecl mcr capable of synthesizing nutrients from inorganic matter: prototrophic bacteria[/ex] • Etymology:… …   From formal English to slang

  • prototrophic — adjective Etymology: International Scientific Vocabulary Date: 1900 having the nutritional requirements of the normal or wild type • prototrophy noun …   New Collegiate Dictionary

  • prototrophic — /proh teuh trof ik, troh fik/, adj. 1. (esp. of certain bacteria) requiring only inorganic substances for growth. 2. (of certain microorganisms) requiring no specific nutriments for growth. [1895 1900; PROTO + TROPHIC] * * * …   Universalium

  • prototrophic — adjective Of or pertaining to a prototroph or to prototrophy …   Wiktionary

  • prototrophic — adj. receiving nourishment from one source …   English contemporary dictionary

  • prototrophic — pro·to·trophic …   English syllables

  • prototrophic — /proʊtəˈtrɒfɪk/ (say prohtuh trofik), / ˈtroʊfɪk/ (say trohfik) adjective (of certain microorganisms) having no specific nutritional requirements for growth. {proto + Greek trophē nourishment + ic} …  

  • prototrophic —   a. feeding directly on uncombined elements …   Dictionary of difficult words

  • prototrophic — | ̷ ̷ ̷ ̷.|träfik, rōf adjective Etymology: International Scientific Vocabulary prot + trophic 1. : deriving nutriment from inorganic sources used especially of those bacteria that do not require organic media for growth 2. : requiring no… …   Useful english dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”