Aetna Medicare Prescription Drug Plans. A Medicare-approved Part D sponsor. Aetna is the brand name used for products and services provided by one or more of the Aetna group of subsidiary companies. Plans are offered by Aetna Life Insurance Company (Aetna). Aetna Pharmacy Management refers to an internal business unit of Aetna Health Management, LLC.
DNA replication is the process by which a double-stranded DNA molecule is copied to produce two identical DNA molecules.
Transcription is carried out by a DNA-dependent RNA polymerase that copies the sequence of a DNA strand into RNA. To begin transcribing a gene, the RNA polymerase binds to a sequence of DNA called a promoter and separates the DNA strands.eoxyribonucleic acid (/diËÉksiËraÉªbÉµ.njuËËkleÉª.É¨k ËaesÉªd/ ; ËÃ¦SÉªD) dna is a molecule that carries most of the genetic instructions used in the, development functioning and reproduction of all known living organisms and many. viruses