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Which one of the following is a wrong st...

Which one of the following is a wrong statement regarding mutations

A

UV and gamma rays are mutagens

B

Change in a single base pair of DNA does not cause mutation

C

Deletion and insertion of base pairs cause frame-shift mutation

D

cancer cells commonly show chromosomal aberrations

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The correct Answer is:
B
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TRUEMAN BIOLOGY-MOLECULAR BASIS OF INHERITANCE-MCQs
  1. Which one of the following represents a palindromic sequence in DNA ?

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  2. Read statements a-d. (a) In transcription, adenosine pairs with urac...

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  3. Which one of the following is a wrong statement regarding mutations

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  4. If one strand of DNA has the nitrogenous base sequence as ATCTG, what ...

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  5. Removal of RNA polymerase III from nucleoplasm will affect the synthes...

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  6. A single strand of nucleic acid tagged with a radioactive molecule is ...

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  7. Which one of the following is not a part of trasncription unit in DNA

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  8. Which statement is wrong for viruses

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  9. Which of the following statements about genetic code is correct ?

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  10. Which enzyme/s will be produced in a cell in which there is a nonsese ...

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  11. The diagram shows an important concept in the genetic implicatio of D...

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  12. Which of the following shows coiled RNA strand and capsomeres

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  13. An analysis of chromosomal DNA using the southern hybridization techni...

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  14. Transformation was discovered by

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  15. Viruses have

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  16. In sea urchin DNA, which is double stranded, 17% of the bases were sho...

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  17. Gene regulation governing lactose operon of E. coli that involves the ...

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  18. Which of the following is not application of RNA :

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  19. Identify the correct order of organisation of genetic material from...

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  20. Balbiani rings are sites of

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