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4.1 Cell Morphology (cell shape) and arrangement

Rods, cylinders or bacilli

Latin bacillus = walking stick

Eg Bacillus subtilis, Bacillus stearothermophilus

Bacillus anthracis, Bacillus thuringiensis

Thuricide – biocontrol agent for agricultural pests

BT - Biocontrol of caterpillars & moths

Bacillus thurigieninsis showing a spore (sp) & a toxin crystal (arrows)