Zera Bates
A drug may be defined as any artificial, natural, or endogenous (from within the body) molecule that exerts a biochemical or physiological effect on the cell, tissue, organ, or organism, and pharmacology is a branch of medicine, biology, and pharmaceutical sciences concerned with drug or medication. The field covers drug composition and properties, synthesis and drug design, molecular and cell migration mechanisms, organ/systems processes, signal transduction/cellular interaction, molecular testing, interactions, chemical biology, therapy, and medical applications and antipathogenic capabilities, as well as molecular diagnostics, conversations, medicinal chemistry, therapeutic, and therapeutic diagnosis and antipathogenic capabilities. Pharmacodynamics and pharmacokinetics are the two most important branches of pharmacology.
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