Materia

... 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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... 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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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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