Running Head: Science Identity and Self-Efficacy. DRAFT: DO NOT CITE WITHOUT AUTHORSâ PERMISSION. Considering the Role of Gender in Developing a Science Identity: Undergraduate Students in STEM Fields at Large, Public, Research Universities.
Separating the parts of a sentence. Commas are used to separate an introductory word or phrase from the main sentence, or to separate a word or phrase that briefly interrupts the flow of the sentence. In the examples below, the introductory and interrupting words or phrases have been italicised.
When using commas to separate items in a list, place a comma before the conjunction that precedes the last separate item in the list, unless that last item is a compound term. Many people are taught not to place a comma before a conjunction preceding the last item in a list (such as, red, white and blue).