The fundamental difference between the two methods is that molecular cloning involves replication of the DNA in a living microorganism, while PCR replicates DNA in an in vitro solution, free of living cells.
Costs. Becoming a doctor is not cheap. Depending on your location and specialty, medical school alone can cost between $50,000 and $150,000, and thatâs only tuition.
Although 25% of residents have no debt, over a third (36%) still owe more than $200,000 after five years in residency. The Association of American Medical Colleges (AAMC) reports that the median four-year cost to attend medical school for the class of 2013 is $278,455 at private schools and $207,868 at public ones.