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.
Education and training. Formal education and training requirements for physicians are among the most demanding of any occupation-4 years of undergraduate school, 4 years of medical school, and 3 to 8 years of internship and residency, depending on the specialty selected.he cost to become a lawyer depends upon the requirements of each school and ranges from $150,000 to over $200,000. Entry into the bar depends on each state's bar association*, which sets the requirements for practice in that state.