All of the above because it is all mental.
Answer:
Toxicology is a scientific discipline, overlapping with biology, chemistry, pharmacology, and medicine, that involves the study of the adverse effects of chemical substances on living organisms and the practice of diagnosing and treating exposures to toxins and toxicants.
Explanation:
pls mark me as brainleast and folow me
Transporting oxygen and Nutrients throughout our body.
