Home
Class 12
BIOLOGY
If there are 999 bases in an RNA that co...

If there are 999 bases in an RNA that codes for a protein with 333 amino acids, and the base at position 901 is deleted such that the length of the RNA becomes 998 bases, how many codons will be altered?

A

11

B

33

C

333

D

1

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • BIOLOGY AND HUMAN WELFARE

    SARAS PUBLICATION|Exercise EXAMPLE|86 Videos
  • CHROMOSOMAL BASIS OF INHERITANCE

    SARAS PUBLICATION|Exercise EXAMPLE|75 Videos

Similar Questions

Explore conceptually related problems

Consider the following statements i. r-RNA provides the template for synthesis of proteins ii. t-RNA brings amino acids and reads the genetic code iii. RNA polymerase binds to promoter and initiates transcription iv. A segment of DNA coding for polypeptide is called intron

How is DNA different from RNA based on nitrogenous bases?

Select the correct bases of DNA, RNA and amino acid of beta chain resulting in sickle cell anaemia

State whether the following statements are true or false. If false write the correct statement. a. Thymine and cytosine are pyrimidines. b. The sequence of bases in a template strand does not determine the sequence of bases in the newly synthesised strand. c. The new strand formed in a continuous stretch of 5'-3' direction is called lagging strand. d. m-RNA is like a clover leaf. e. AUG is a terminating codon.

If the coding region of a gene is estimated to consist of 600 nucleotide base pairs, a. how many amino acids would the corresponding polypeptide chain contain? b. Justify your answer.

In evolution, the studies can be made at molecular level. For example, the proteins present in the blood of man and ape similar. The base sequence in nucleic acids and amino acids sequence in proteins of related organism is alike. These are the examples which are specifically referred to in

Give one word for the following. a. Genes that are constantly requires for cellular activities. b. Sequences of nitrogen bases in mRNA containing the information for protein synthesis. c. Transcription of DNA from RNA d. A segment of DNA e. Synthesis of DNA from pre-existing DNA. f. Small genetic unit that can mutate

(i) "One gene One enzyme hypothesis" is based on experiments in Neurospora (ii) DNA is a solenoid (iii) The code is always read as a 3^(I) and 5^(I) direction only (iv) In the case of sickle cell anaemia, the amino acid glutamic acid is replaced in haemoglobin. Select the wrong statement.

SARAS PUBLICATION-BIOTECHNOLOGY AND ITS APPLICATIONS-EXAMPLE
  1. Balbiani rings are sites of:

    Text Solution

    |

  2. The Avena curvature is used for bioassay of :

    Text Solution

    |

  3. Antivenom injection contains preformed antibodies while polio drops th...

    Text Solution

    |

  4. A complex of ribosome attached to a single strand of RNA is known as

    Text Solution

    |

  5. A system of rotating crops with legume or grass pasture to imprbve so...

    Text Solution

    |

  6. The taq polymerase enzyme is obtained from:

    Text Solution

    |

  7. The amino acid Tryptophan is the precursor for the synthesis of

    Text Solution

    |

  8. Which of the following is the start codon

    Text Solution

    |

  9. The equivalent of a structural gene is :

    Text Solution

    |

  10. A foreign DNA and plasmid cut by the same restiction endonuclease can ...

    Text Solution

    |

  11. Which of the following restriction enzymes produces blunt ends?

    Text Solution

    |

  12. Which of the following is the correct sequence of events in the origin...

    Text Solution

    |

  13. DNA dependent RNA polymerase catalyzes transcription on one strand of ...

    Text Solution

    |

  14. Biochemical Oxygen Demand (BOD) may not be a good index for pollution ...

    Text Solution

    |

  15. What is competitive exclusion principle ?

    Text Solution

    |

  16. With reference to factors affecting the rate of photosynthesis,which o...

    Text Solution

    |

  17. If there are 999 bases in an RNA that codes for a protein with 333 ami...

    Text Solution

    |

  18. A gene whose expression helps to identify transformed cell is known as...

    Text Solution

    |

  19. Okazaki fragments are

    Text Solution

    |

  20. Out of ‘X’ pairs of ribs in humans only ‘Y’ pairs are true ribs. Selec...

    Text Solution

    |