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RNA has a uracil instead of :...

RNA has a uracil instead of `:`

A

guanine

B

thymine

C

cytosine

D

all of these

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The correct Answer is:
B
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In some viruses, RNA is present instead of DNA indicating that

5-methyl uracil is

In RNA the uracil is found at the place of

Assertion (A): The newly formed mRNA has same sequence as the coding strand of transcriptional unit with uracil present at place of thymine. Reason (R): The rule of complementarity guides the formation of DNA and RNA.

Go through the following statements: (i) In RNA the uracil is found in place of 5-methyl uracil (ii) A nitrogenous base is linked to the pentose sugar through an N-glycosidic linkage to form a nucleoside (iii) Two nucleotides are linked through 3'-5' phosphodiester linkage to form a dinucleotide. (iv). The length of double DNA helix in a typical mammalian cell is approximately 3.2 metres. find out the correct statement

GRB PUBLICATION-TRANSCRIPTION AND TRANSLATION-TRANSLATION
  1. RNA has a uracil instead of :

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  2. Translation is a process in which :

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  3. The process of translation is :

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  4. Translation of genetic information results in the synthesis of :

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  5. Synthesis of polypeptide over m-RNA is :

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  6. Choose the wrong statement in the process of protein synthesis

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  7. Which statement about translation is not true ?

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  8. Out of the given four combination which one prossess the integrated pr...

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  9. During translation initiation in prokaryotes, a GTP molecule is needed...

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  10. Which is not directly involved in protein synthesis ?

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  11. Which of the following pairs is correct ?

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  12. Protein synthesis in an animal cell occurs

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  13. Protein synthesis occurs on :

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  14. The enzyme peptidyl transferase of prokaryotes risides in :

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  15. RNA is involved in the biosynthesis of :

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  16. Protein biosynthesis requires all of the following except :

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  17. Heterogeneous nuclear RNA (hn-RNA) is converted to m-RNA by :

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  18. How many high energy phosphate bond equivalents are utilized in the pr...

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  19. The reaction, Amino acid + ATP rarr Aminoacyl -MAP+ P-P depicts :

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  20. The enzyme aminoacyl synthetase facilitates :

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  21. The first step in the biosynthesis of polypeptide in catalysed by :

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