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.
What the total expense ratio covers The listed figure for total expense ratios in ETFs and mutual funds includes a number of different types of costs. Much of the expense ratio often goes to the fund manager, which is charged with responsibility for managing the fund's portfolio of investments.