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.
A gastroenterologist is a physician. It takes approximately eight years beyond high school completion, and an additional three to eight years to complete the internship and residency requirements depending on the specialty.As far as the undergraduate major and coursework, read the following.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.