 
			 
			MCQOPTIONS
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				| 1. | When composite transposons are formed | 
| A. | a small deletion occurs in the transposase gene of an IS element | 
| B. | a small deletion occurs in the transposase gene of an IS element and plasmid is integrated | 
| C. | an IS element integrates with another IS element with the help of a plasmid | 
| D. | two IS elements integrate into a chromosome with only a small distance separating them | 
| Answer» E. | |