OG11-19 in virtually all types of tissue in every animal species, dioxin induces the production of enzymes that are the organism's trying to metabolize, or render harmless, the chemical that is irritating it.
answer is E: attempt to metabolize, or render harmless, the chemical irritant.
The hyperbation comes from that the sentence first employed in the stucture "metabolize the chemical irritant". In order to express concisely and parallelly, the verb "render" and adjuctive "harmless" combined next to each other.