Home
Class 12
BIOLOGY
5' end of a polynucleotide chain contain...

`5'` end of a polynucleotide chain contains

A

`-OH` group is attached

B

Phosphate group is attached

C

Pentose sugar is attached

D

`-H` bond is present

Text Solution

Verified by Experts

The correct Answer is:
B
In a DNA molecule (polynucleotide), at the 5' carbon pentose is present (generally it has a phosphte residue
Promotional Banner

Topper's Solved these Questions

  • GENE, ITS EXPRESSION AND REGULATION

    ARIHANT NEET|Exercise Chapter Exercise (B) Medical entrance s special format questions (Assertion reason)|8 Videos

  • FUNGI

    ARIHANT NEET|Exercise Chapter exercise C ( Medical entrances gallery (Collection of question asked in NEET & various Medical Entrance Exams )|29 Videos

  • GROWTH, REGENERATION AND AGEING

    ARIHANT NEET|Exercise Chapter exercises (Medical entrances gallery)|11 Videos

Similar Questions

Explore conceptually related problems

The 5' end of polynucleotide chain is attached to

The 3' to 5' phosphodiester linkages of a polynucleotide chain join

The nucleases Cleaving nucleotides one at a time from the end of the Polynucleotide chain are :

Describe the structure of an RNA polynucleotide chain having four different types of nucleotides.

Describe the structure of a RNA polynucleotide chain having four different types of nucleotides.

Adjacent nucleotides in a polynucleotide chain are joined by

ARIHANT NEET-GENE, ITS EXPRESSION AND REGULATION-Chapter Exercise (C) Medical entrance s gallery
  1. In the lac operon system, beta-galactosidase is coded by

    Text Solution

    |

  2. In bacteria, the formation of peptide bond during translation is effec...

    Text Solution

    |

  3. 5' end of a polynucleotide chain contains

    Text Solution

    |

  4. Reverse transcriptase is

    Text Solution

    |

  5. During chain elongation, peptide bond is formed between carboxyl group...

    Text Solution

    |

  6. How many effective codons are there for the synthesis of twenty amino ...

    Text Solution

    |

  7. Whose experiments cracked the DNA and discobered unequivocally that a ...

    Text Solution

    |

  8. The functional unit of DNA molecule that codes for a particular gene p...

    Text Solution

    |

  9. Which one of the following pairs of codons is correctly matched with t...

    Text Solution

    |

  10. Which one of the following pairs is correctly matched with regard to t...

    Text Solution

    |

  11. Assertion (A) : Replication and transcription occur in the nucleus but...

    Text Solution

    |

  12. All eukaryotic genes contain two kinds of base sequences. Which of the...

    Text Solution

    |

  13. Which of the following is an initiation codon in

    Text Solution

    |

  14. During transcription, if the nuncleotide sequence of the DNA strand th...

    Text Solution

    |

  15. Process of reverse transcription was discovered by

    Text Solution

    |

  16. The process of formation of amino acids is called

    Text Solution

    |

  17. One of these is associated with terminator codon?

    Text Solution

    |

  18. Out of 64 codons, only 61 codes for the 20 different amino acids, this...

    Text Solution

    |

  19. The sequence of events mentioned below are symbolised by alphabets. Ch...

    Text Solution

    |

  20. According to the lac operon concept, which functional unit of the bact...

    Text Solution

    |