DNA Polymerase I (or Pol I) is an enzyme that participates in the process of DNA replication.Discovered by Arthur Kornberg in 1956, it was the first known DNA polymerase (and, indeed, the first known of any kind of polymerase). It was initially characterized in E. coli and is ubiquitous in prokaryotes.rom Wikipedia, the free encyclopedia. DNA Polymerase I (or Pol I) is an enzyme that participates in the process of DNA replication. Discovered by Arthur Kornberg in 1956, it was the first known DNA polymerase (and, indeed, the first known of any kind of polymerase).
Definition of Total Expense Ratio Total expense ratio (TER) is the ratio between total fund costs and total fund assets. It provides information regarding total costs involved annually for investment funds.
An expense ratio is expressed as a percentage of the fund's total assets, so if a particular mutual fund has $100 million under management and an expense ratio of 1%, the expenses of running the fund cost $1 million in the most recent fiscal year. A mutual fund's expense ratio includes three basic types of expenses: