Related InterviewSolutions

• In Hershey – Chase experiment, the DNA of T phase was made radioactive by using ___________ (a) 32P (b) 32S (c) 35P (d) 32S
• Whose experiment finally provided convincing evidence that DNA is the genetic material? (a) Griffith experiment (b) Avery, Macleod and McCarty’s experiment (c) Hershey-Chase experiment (d) Urey-Miller’s experiment
• Explain the properties of DNA that makes it an ideal genetic material.
• What are the properties that a molecule must possess to act as genetic material?
• Assertion (A) : Genophore is noticed in prokaryotes. Reason (R) : Bacteria possess circular DNA without chromatin organisation. (a) Both A and R are correct (b) A is correct R is incorrect (c) R explains A (d) A is incorrect R is correct
• Retroviruses possess ________ as genetic material.
• What is capping and tailing?
• If the length of E. coli DNA is 1.36 mm, the number of base pairs is ___________(a) 0.36 × 106 m (b) 4 × 106 m (c) 0.34 × 10-9 nm (d) 4 × 10-9 m
• In E.coli, three enzymes 0- galactosidase, permease and transacetylase are produced in the presence of lactose. Explain why the enzymes are not synthesized in the absence of lactose.
• Semi-conservative model of replication was proved by __________ (a) Hershey and Chase (b) Griffith (c) Meselson and Stahl (d) Macleod and McCarty