Cells need to copy their DNA when they divide. This process is called DNA replication. To understand how DNA is copied, we first need to understand the structure of DNA. DNA is made of two long strands that wrap around each other to make the famous double helix. Each strand is composed of a sequence of molecules called nucleotides.
Before you choose to enroll in a Part C (private Medicare Advantage or MA) health plan, you should check to see what costs you may have. Part C Medicare Premiums. In 2017, the estimated average monthly MA plan premium will be $31.40, but this premium may vary significantly between plans, anywhere from $0 to over $200. Remember that you must have Medicare Parts A & B to join a Medicare Advantage plan.
1 The 2015 average single and family coverage premiums are four percent higher than the 2014 average premiums (Exhibit 1.11) . 2  The $17,545 average annual family premium in 2015 is 27% higher than the average family premium in 2010 and 61% higher than the average family premium in 2005 (Exhibit 1.11) .