Environmental Toxins

3. The degree to which a substance is harmful or poisonous to living organisms.
6. Single-celled microorganisms that can be found almost everywhere; some are beneficial, but others can cause infections and diseases.
7. The likelihood or probability of harm or negative outcomes from exposure to a hazard.
8. The amount of a substance that can cause death in an organism, often used to determine the danger of toxic chemicals.
10. Substances in the environment that can harm living organisms, including people, animals, and plants, often by disrupting normal biological functions.
12. Substances known to increase the risk of cancer by damaging cells or disrupting cellular processes.

1. Agents that can cause changes or mutations in DNA, potentially leading to genetic disorders or cancer.
2. A sickness caused by consuming contaminated food or beverages, often due to bacteria, viruses, or toxins.
4. A condition that affects the health of an organism, often causing symptoms or impairing normal function.
5. Abnormal, infectious proteins that can cause serious brain diseases, often by affecting other proteins in the body.
9. A disease that can be transmitted from animals to humans, either directly or indirectly.
11. Substances that can harm the nervous system, including the brain and nerves, often leading to neurological symptoms or diseases.