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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 | |