Hershey and Chase Experiment

Q. Match the discoveries given under column I with the respective scientists given under column II.

$\begin{array}{cc}\text{Column I}& \text{Column II}\\ \text{1) Discovery of the transforming principle}& \text{A) Avery, Macleod, McCarty}\\ \text{2) Biochemical characterisation of}& \text{B) Hershey and Chase}\\ \text{the transforming principle}& \\ \text{3) Transduction experiment}& \text{C) Griffith}\end{array}$

Q. Choose the correct analogy with respect to the radioisotopes used in the Hershey-Chase experiment.

Q.

State whether true or false:

Hershey and Chase used bacteria in their experiment to confirm that DNA is the genetic material in organisms.

1. True
2. False

Q.

Which of the following statements is true about the Hershey-Chase experiment?

1. R-strain contain phosphorus and thus can be labelled with radioacting phosphorus.

2. DNA contain sulphur and can be labelled with ${}^{35}S$

3. Most of radioactivity was found associated with cells inferted by bacteriophage having radioactive sulphur.

4. Most or radioactivity was found associated with cell infeted by bacteriophage having radioctive phosphorus.

Q. Paramoecium shows cytoplasmic inheritance through.

1. Chromosome
2. Kappa particles
3. Nuclear gene
4. DNA

Q. The elements used in Hershey and Chase’s experiments were:

1. ${}^{32}Pand{}^{35}S$
2. ${}^{36}Pand{}^{38}S$
3. ${}^{45}Pand{}^{48}S$
4. ${}^{24}Pand{}^{27}S$