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Consider the following statements : A. RNA has evolved from DNA with chemical modification that make it more unstable. B. Central dogma in molecular biology states that the genetic information flows from DNA `rarr` RNA `rarr` Protein. C. In some virsus like tobacco mosaic viruses, QB bacteriophage, DNA is the genetic material. D. Euchromatin is said to be transcriptionally active chromatin, whereas heterochromatin is inactive. Of the above statements :A. B and C are correctB. B and D are correctC. A and B correctD. A and D are correct |
| Answer» Correct Answer - B | |