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Molecular Basis Of Inheritance

Question
CBSEENBI12002302
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Transformation was discovered by 

  • Meselson and Stahi

  • Hershey and Chase

  • Griffith

  • Watson and crick

Solution

C.

Griffith

The transformation was discovered by F Griffith (1928). He isolated the DNA as genetic material that inherits the genetic information between two generation by using two strain of Pneumococcus bacteria which infect mice. i.e., type III S (smooth) and type IIR (rough) strain

Some More Questions From Molecular Basis of Inheritance Chapter

List the number of base pairs in :

(i) lambda bacteriophage

(ii) E.coli and

(iii) haploid content of human DNA.

Comment two chains of DNA have antiparallel polarity.

What is the difference between DNAs and DNAase ?

Which was first genetic material ?

Suggest one evidence to prove that RNA was first genetic material.

Why was RNA unstable ?

What made DNA more preferrable as genetic material ?

Process of replication is completed in how much time in E.coli ?

What is average rate of polymerization ?

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