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Answer:
Clostridium tetani
Explanation:
Clostridium tetani causes tetanus, a disease that classically follows injury to the body. Clostridium tetani spores, which are commonly in soil and animal faeces are deposited in the wound and germinate in anaerobic condition. It releases toxins which are tetanospasmin and tetanolysin. Tetanospasmin is responsible for sustained contraction while tetanolysin is responsible for hemolysis of blood cells which is commonly associated with clostridium tetani.
Answer:
The correct answer is B: conceptual hierarchy
16 to 20 week till u know
Answer:
B. The increase is due to industrial point source pollution.
Explanation:
Pollution is the release of harmful substances into land, air or water. The harmful or toxic substances are called POLLUTANTS. According to this question, a community discovers via analysis that its river is now polluted with small amounts of over 20 different chemicals.
This chemicals is a pollutant that can likely emanate from industrial companies and industries that produces these harmful chemicals as waste. Hence, the increase is due to industrial point source pollution.