A) tetanus
B) diphtheria
C) cancer
D) both a and b
Correct Answer: D
Solution :
Pathogenic bacteria causes illness by producing toxins these poisons are of two types exotoxins and endotoxins. Exotoxins are proteins secreted by the bacterial cells they are sensitive to chemical, light and heat. e.g., Tetanus and Diphtheria causing bacteria.
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