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.
Worse, the cost of becoming a doctor has soared, with higher education expenses leaving the average newly minted physician with $166,750 in medical school debt, while average salaries are declining. Nearly one-third of doctors -- 28 percent - saw a cut in pay last year, according to NerdWallet's research.