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1. Discuss the levels of toxic dosage and risk factors associated with this in human and environmental exposure.

Your response must be at least 200 words in length.

2. Define and describe the history of toxicology. In your answer, include what you think is the most important development and explain why you think that.

Your response must be at least 200 words in length.

3. Explain the difference between toxins and toxic-ants. In your opinion, which is most dangerous to the environment? Please provide examples in your rationale.

Your response must be at least 200 words in length.

4. Discuss the adverse effects of toxic exposure. What do you think can be done to combat these effects?

Your response must be at least 200 words in length.