SCIENCE
VIRUS AND BACTERIA
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Question
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Unicellular (one-celled), prokaryotic organisms that can cause disease. There are 3 main shapes:Spirilla (spiral shaped), Baccilus (rod-shaped), and Cocci (round/sphere-shaped).
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Vaccine
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Virus
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Host
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Bacteria
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Explanation:
Detailed explanation-1: -The three basic shapes of bacteria are bacillus (rod-shaped), coccus (spherical-shaped), and spirillum (spiral-shaped).
Detailed explanation-2: -Spiral-shaped bacteria occur in one of three forms: vibrio, spirillum, and spirochete (Fig.
Detailed explanation-3: -Bacteria are classified into five groups according to their basic shapes: spherical (cocci), rod (bacilli), spiral (spirilla), comma (vibrios) or corkscrew (spirochaetes). They can exist as single cells, in pairs, chains or clusters.
Detailed explanation-4: -Bacteria are classified according to their shape, or morphology. Spherical bacteria are known as cocci, rod-shaped bacteria are bacilli, and spiral-shaped bacteria are spirilla.
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