 
			 
			MCQOPTIONS
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				| 1. | GPCR_is_comprised_of | 
| A. | 7 transmembrane helices | 
| B. | 8 transmembrane helices | 
| C. | 9 transmembrane helices | 
| D. | 10 transmembrane helices | 
| Answer» B. 8 transmembrane helices | |