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.
The Economics of Medical School. While the cost of medical school in and of itself is certainly high, the true cost of becoming a doctor is in years and years of your life. According to the Bureau of Labor Statistics, the average weekly earning of a bachelor degree holding American is $1,102.