Retroviruses have no DNA. However, the DNA of the infected host cell does possess viral DNA. How is it possible ?

How does one visulaise DNA on an agarose gel?

In plants how alien DNA introduced into host cell?

Forensic scientists have to work often with extremely small samples of DNA obtained from the hair or other sources of suspected criminals. However, it is possible to produce DNA 'fingerprint' from these small samples by using

Forensic scientists have to work often with extremely small samples of DNA obtained from the hair or other sources of suspected criminals. However, it is possible to produce DNA finger print from these small samples by using :

Use of PEG to enable a host cell to uptake a foregin DNA is known as :

Explain the gene gun method of DNA introduction into host cell.

During viral infection the protein formed in host cells to resist is:

DNA and RNA resemble each other in possessing