DNA polymerase is the main enzyme in DNA replication. Requirements: It depends on Mg 2+ ions and ATP/NAD + cofactors: It depends on a template, nucleotides, primers and Mg 2+. Functions: DNA ligase is important for DNA recombination, DNA repair and DNA replication. DNA polymerase is important for DNA replication, DNA repair and DNA recombination technology.
Cyanosis can be central where the bluish discoloration of the skin is evident on the face, particularly the mouth and tongue, or it may be peripheral where it is only evident in the arms and legs, particularly the fingertips and toes, and even the ears. What does cyanosis mean?
Lesson Summary. Ecchymosis is the discoloration that appears on the surface of the skin as a result of direct trauma to underlaying soft tissue. This discoloration may be red, purple, or even yellow.