How does the role of RNA polymerase in transcription differ from that of DNA replication? polymerase is an enzyme that catalyzes the conversion of free nucleotides into a single strand. DNA polymerase differs from RNA polymerase in two major respects: Like all â¦enzymes, DNA polymerase is substrate-specific.
Home maintenance: On average, homeowners will spend between 1 to 4 percent of a homeâs value annually on maintenance and repairs, which tend to increase as the house ages. U.S. News and World Report Note: for a $200,000 home, thatâs at least $2,000 in repairs annually.
It's a question we've all had to ask at one point or another. Perhaps it would help to have a basic sense of what auto maintenance typically costs over time. The average American household owns 1.9 vehicles and spends around 1.5 percent of its annual income on auto repairs. In 2004, the standard family unit earned $54,453, which means they laid out around $817 annually on repairs, or $408 per vehicle.