Restriction mapping is a method used to map an unknown segment of DNA by breaking it into pieces and then identifying the locations of the breakpoints. This method relies upon the use of proteins ...

Scientists first observed the biological phenomenon of restriction and modification in the 1950s, but they did not identify and isolate restriction enzymes until the late 1960s. 3 In 1970, Hamilton ...

Young scientists often get frustrated with laborious experimental procedures, such as cloning, PCR, or sequencing. However, the Internet has made planning and performing these procedures faster and ...