They detected activity of the retroviral enzyme reverse transcriptase, a direct sign of retrovirus replication.
他们发现活性的逆转录酶反转录，直接签署的逆转录病毒复制。
2
Early Efforts at Enzyme Free Template Replication of RNA molecules.
无酶模板复制RNA分子的早期努力。
3
During the replication and transcription, DNA unwinds the double helix under the control of an enzyme. It is a very complex process beyond a physical description.