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Write a short note on bacteria and its structure.
a. The study of bacteria is called . Bacteria are microscopic, single-celled, prokaryotic organisms because they . Bacteria are classified under the kingdom called . The size of bacteria ranges from 1μm to 5μm.
b. The is the outer layer of a bacterium. A nucleoid without a nuclear membrane represents nuclear material. In the cytoplasm, there is an extra chromosomal DNA called . 70S ribosomes are responsible for . Other cell organelles, such as mitochondria, Golgi bodies, and endoplasmic reticulum, are absent. Flagella helps in locomotion.
c. Helicobacter pylori is an example of .
d. Vibrio cholera is an example of .
e. Bacteria with single flagella at one end is called .
f. Bacteria with bunch of flagella at one end is called .
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