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cells are curved bacteria. According to the degree and hardness of cell bending, it is often divided into
types. The
1st
species is Vibrio, the cells are short, only once bent, arced, such as cholera bacteria, the
2
species is helicobacteria, the cells are
2
times or more Bending, spiral, tougher, such as small screw bacteria, type
3
is a helix, cells
2
or more bent into a spiral, cells soft, such as European regression heat dredging helix. In modern times, it is also
the
three types are divided into separate types. In addition, some species of helicobacteria have whiplash, while others do not have whiplash.