Answer
Three major shapes of bacteria are:
1. Coccus: These are round-shaped and somewhat flattened bacteria. Examples are Staphylococcus and Streptococcus.
2. Bacilli: These are rod shaped bacteria. Examples are Bacillus and Lactobacillus
3. Spirilla: These type of bacteria have twisted or spiral shape. Examples are Vibrio Cholerae and Spirochetes,
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