What is the function of punctuation in poetry

What is the meaning of the word checking as it is used in this sentence from the second paragraph of the passage?

Read this exerpt from act 2 scene 2 of romeo and juliet which theme is depicted through juliet’s monologue

Use morphology and syntax to make grammatical sense of the following sentence (mark all that the ova of all mammals except the monotremes undergo holoblastic segmentation. the -s inflection indicates that monotremes is a plural noun. the suffix -ic indicates that holoblastic is an adjective. the suffix -ation in the word segmentation is a noun-forming suffix denoting a process. the -s inflection indicates that monotremes is a possessive noun.