MCQOPTIONS
Saved Bookmarks
| 1. |
Choose the incorrect statement with respect to dam and dcm genes? |
| A. | Their enzymes are responsible for methylation of DNA |
| B. | Dam protein methylates cytosine in –GATC- |
| C. | Dcm methylates cytosine in-CCAGG- and –CCTGG- sequences |
| D. | The extent of methylation also has effects on the efficiency with which the other restriction enzymes cleave the DNA in vitro |
| Answer» C. Dcm methylates cytosine in-CCAGG- and –CCTGG- sequences | |