bacteria

• This became known as the streak method for isolating bacteria .
  这个方法以后就称为分离细菌的划线法。
• Bacteria in stagnant bowel consume dietery vitamin b12 .
  滞留在肠道的内细菌还消耗食物中的维生素B12。
• Intestinal bacteria also produce some vitamins needed by the body .
  肠道细菌还制造人体需要的一些维生素。
• In addition, bacteria can survive in a completely desiccated state .
  而且细菌能够在完全干躁的条件下存活。
• The dna of bacteria is replicated by a semiconservative mechanism .
  细菌的DNA是通过一种半保守性机理复制的。
• Bacteria or bile pigment may serve as a nidus for crystal formation .
  细菌或胆色素可作为结晶形成的一个核心。
• A second method of sludge disposal is digestion by anaerobic bacteria .
  污泥处置的第二个方法，是用厌气细菌消化。
• The entry of the bacteria is apparently facilitated by the loosening of the cell walls .
  细胞壁松散易使细菌侵入。
• He was the first to apply serological tests to the study of legume bacteria .
  他最先将血清学试验用于根瘤菌的研究。
• Bacteria vary greatly in their sensitivity to the antibiotic penicillin .
  不同的细菌种类对抗菌素青霉素的反应很不同。