Search for Genetic Material - The Genetic Material is a DNA

Answer the following question.
Explain the mechanism of DNA replication with the help of a replication fork. What role does the enzyme ONA-ligase play in a DNA replication fork?

Give a reason why :
DNA cannot pass into a host cell through the cell membrane.

A bacterium grown over medium having radioactive 35S incorporates radioactivity in ______.

Who proved that DNA is basic genetic material?

A DNA with unequal nitrogen bases would most probably be ______.

Oswald Avery, Colin MacLeod, and Maclyn McCarty used enzymes to purify biochemicals such as proteins, DNA, and RNA from the heat-killed S cells to see which ones could transform live R cells into S cells in Griffith's experiment. They observed that ______

To prove that DNA is the genetic material, which radioactive isotopes were used by Hershey and Chase (1952) in experiments?

RNA is the genetic material in ______.