Questions

A reverse transcriptase (RT) is an enzyme used to generate complementary DNA (cDNA) from an RNA template by a process called Reverse Transcription.

In brief its function is that copies all or part of the virus RNA (retroviruses are RNA-only) as DNA which can then be integrated into the DNA of the host organism.

A duty is a task that is to be obeyed, followed and respected by all the citizens of the country or state.

Cartography is the science which deals with the study and practice of making maps.

The Shramjeevi Train is a daily superfast express train of Indian Railways, running between Rajgir, near Nalanda, Bihar, and New Delhi, the capital city of India. Previously it was running between Patna and New Delhi, later extended to Rajgir.