Q. The word, used for the small solid supports onto which are spotted hundreds of thousands of tiny drops of DNA that can be used to screen gene expression, is

View solution

Q. Which of the following organisms has the smallest genome?

View solution

Q. Studies of similarities and differences among the genomes of multiple organisms is carried out in

View solution

Q. Why Deinococcus radiodurans is able to survive massive exposure to radiation?

View solution

Q. Both strands of DNA serve as templates concurrently in

View solution

Q. Proofreading activity to maintain the fidelity of DNA synthesis

View solution

Q. Which of the following repairs nicked DNA by forming a phosphodiester bond between adjacent nucleotides?

View solution

Q. The enzyme that catalyzes the synthesis of DNA is called

View solution

Q. Which of the following possesses both 5'-3' and 3'-5' exonuclease activity?

View solution

Q. Which of the following statements on replication in E.coli is correct?

View solution

Q. The replication of chromosomes by eukaryotes occurs in a relatively short period of time because

View solution

Q. In E.coli, which enzyme synthesizes the RNA primer for Okazaki fragments?

View solution

Q. During which of the following process a new copy of a DNA molecule is precisely synthesized?

View solution

Q. DNA gyrase is inhibited by

View solution

Q. Which of the following enzymes unwind short stretches of DNA helix immediately ahead of a replication fork?

View solution

Q. During DNA replication in prokaryotes, synthesis begins on the circular chromosome

View solution

Q. DNA replication rates in prokaryotes are approximately of the order of

View solution

Q. Which of the following lacks 3'-5' exonuclease activity?

View solution

Q. The synthesis of DNA by DNA polymerase occurs in the

View solution

Q. Which binding is inhibited by pactamycin?

View solution