Define “action”:
The way in which something such as a chemical has an effect or influence.
Define “influence”:
The capacity to have an effect on the character, development, or behavior of someone or something, or the effect itself.
Define “itself”:
Used as the object of a verb or preposition to refer to a thing or animal previously mentioned as the subject of the clause.
Define “clause”:
A unit of grammatical organization next below the sentence in rank and in traditional grammar said to consist of a subject and predicate.
Define predicate:
The part of a sentence or clause containing a verb and stating something about the subject
Define “subject”:
Likely or prone to be affected by (a particular condition or occurrence, typically an unwelcome or unpleasant one).
Define “one”:
The lowest cardinal number
Define “number”:
Amount to (a specified figure or quantity); comprise.
Define “comprise”:
Make up; constitute
Define “constitute”:
(of people or things) Combine to form (a whole).
Define “whole”:
All of; entire
Define “entire”:
Not broken or decayed.
Define “decayed”:
Rot or decompose through the action of bacteria and fungi.
Define “Fungi”:
Any of a group of unicellular, multicellular, or syncytial spore-producing organisms feeding on organic matter, including molds, yeast, mushrooms, and toadstools.
Define “toadstools”:
The spore-bearing fruiting body of a fungus, typically in the form of a rounded cap on a stalk, esp. one that is believed to be inedible
Define “inedible”:
Not fit or suitable for eating.
Define “eating”:
Put (food) into the mouth and chew and swallow it
Define “it”:
Referring to an animal or child of unspecified sex.
What happened was funny 
Define “unspecified”:
not stated explicitly or in detail
Sorry about that. 
Define “detail”:
An individual feature, fact, or item.