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Materia

Materia

substance or matter.

Origin: L. Substance


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Living or not? (viruses,viroids and prions).

... cells, you could argue that these parasites are more like organelles, much like the mitochondria and chloroplasts that contain their own genetic materia. If viruses are infectious genetic material, then maybe the chlamydias are infectious organelles. http://en.wikipedia.org/wiki/Endosymbiotic_theory ...

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by wildfunguy
Thu Oct 17, 2013 10:20 pm
 
Forum: Microbiology
Topic: Living or not? (viruses,viroids and prions).
Replies: 15
Views: 11265

Sugar Allergy

... 1994;18:760-63. 100. Levy SB. The challenge of antibiotic resistance. Sci Am 1998;278(3):46-53. 101. Bensky D, Gamble A. Chinese Herbal Medicine. Materia Medica. Seattle: Eastland Press; 1986. 102. Cowan MM. Plant products as antimicrobial agents. Clin Microbiol Rev 1999;12(4):564-82. 103. Duke ...

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by DrDahlman
Sat Jan 12, 2008 4:20 pm
 
Forum: Human Biology
Topic: Sugar Allergy
Replies: 76
Views: 268691

A thought about microorganisms

... life. Due to its metabolic activity, they take part in biogeochemical cycles (they are the first recyclers of our planet). They transform organic material contributing to the elimination of corpses, the degradation of vegetables and the depuration of water. Also they can degradate toxic components ...

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by Enzyme
Tue Dec 27, 2005 1:23 pm
 
Forum: Microbiology
Topic: A thought about microorganisms
Replies: 20
Views: 12350

Exception to Characteristics of Life.

Hello, Virus can carry both RNA or DNA, but it cannot self replicate, it needs a cell replication mechanism to copy and multiply its genetic materia and to synthesize its enveloppe. They are basically genetic material wrapped in a membrane, without any machinery. Prions do not carry genetic ...

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by canalon
Thu Feb 03, 2005 5:05 pm
 
Forum: General Discussion
Topic: Exception to Characteristics of Life.
Replies: 57
Views: 53941


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