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 DRAFT: DO NOT CITE WITHOUT AUTHORSâ PERMISSION.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.
1 Commas should be placed before and after a non-essential element in the middle of a sentence. 2  use a comma after an opening clause, word, or phrase. 3  use a comma to follow conventions of naming, citing sources, presenting addresses, dates, etc. Commas should be placed before and after a non-essential element in the middle of a sentence. 2  use a comma after an opening clause, word, or phrase. 3  use a comma to follow conventions of naming, citing sources, presenting addresses, dates, etc.