ACID
Metabolism
The poison had a chemical reaction to my body
Acetylcholinesterase is a 20 letter word. It is a chemical compound.
a chemical secreted by your body
Iridium is a chemical element. It begins with the letter i.
sophorific
the answer is "arrow"
fixed
execute
consequence
A ten letter word for the process is metabolism. An 11 letter word is respiration.
An Enzyme.Another word used to speed up chemical reactions not necessarily in the body is a Catalyst.