Home
Class 12
CHEMISTRY
Which of the following is an important s...

Which of the following is an important secondary structural feature in large peptides and proteins ?

A

The `alpha` - helix

B

The `beta` - turn

C

Chair conformation

D

The `beta` - pleated sheet

Text Solution

Verified by Experts

The correct Answer is:
A, B, D
In secondary structure polypeptide exist as helical structure (or) `beta` - pleated sheets.
Promotional Banner

Topper's Solved these Questions

  • PROTEINS AND NUCLEIC ACIDS

    AAKASH SERIES|Exercise PRACTICE SHEET - 2|30 Videos

  • PROTEINS AND NUCLEIC ACIDS

    AAKASH SERIES|Exercise PRACTICE SHEET - 3|30 Videos

  • PROTEINS AND NUCLEIC ACIDS

    AAKASH SERIES|Exercise LEVEL - II LECTURE SHEET (EXERCISE - III)|3 Videos

  • PRINCIPLES OF METALLURGY

    AAKASH SERIES|Exercise SUBJECTIVE EXERCISE-2 (LONG ANSWER QUESTIONS )|7 Videos

  • REDOX REACTONS

    AAKASH SERIES|Exercise Questions For Descriptive Answers|27 Videos

Similar Questions

Explore conceptually related problems

Which of the following is a motor protein?

Which of the following is a secondary pollutants ?

Which of the following is a secondary pollutant ?

Which one of the following is a secondary amine ?

Which one of the following is a secondary alcohol?

Which one of the following is a secondary alcohol?

Which one of the following is not a protein ?

Which of the following is a globular protein ?

AAKASH SERIES-PROTEINS AND NUCLEIC ACIDS -PRACTICE SHEET - 1
  1. An activated amino acid A(H(2)NCHRCOX) reacts with an amino acid B(H(2...

    Text Solution

    |

  2. Which statement about proteins is correct ?

    Text Solution

    |

  3. Peptides are compounds of amino acids joined by amide bonds. Which of ...

    Text Solution

    |

  4. Which of the following is an important secondary structural feature in...

    Text Solution

    |

  5. A protein can be denaturated by ……….

    Text Solution

    |

  6. Which of the following combination are correct in case of proteins ?

    Text Solution

    |

  7. alpha - amino acids are high melting crystalline solids because of the...

    Text Solution

    |

  8. alpha - amino acids are high melting crystalline solids because of the...

    Text Solution

    |

  9. alpha - amino acids are high melting crystalline solids because of the...

    Text Solution

    |

  10. The product (A) is

    Text Solution

    |

  11. Compound (B) is

    Text Solution

    |

  12. The product (C ) is

    Text Solution

    |

  13. {:("List - I","List - II"),("(A) Glycine","(p) Forms chloroacetic acid...

    Text Solution

    |

  14. {:("List - I","List - II"),("(A) Acidic amino acid","(p) Valine"),("(B...

    Text Solution

    |

  15. A tripeptide is composed equally of L - valine, L - tyrosine and L - a...

    Text Solution

    |

  16. The number of polypeptide chains in insulin is ?

    Text Solution

    |

  17. In an amino acid the Carboxylic group ionises at p^(Ka(1))=2.40 and...

    Text Solution

    |

  18. Iso electric point of Alanine is p^(H)=6. At which p^(H), maximum conc...

    Text Solution

    |

  19. The number of possible dipeptides formed with two amino acids A and B ...

    Text Solution

    |

  20. p^(I) of H(3)overset(o+)(N)-CH(2)-COOK is 5 H(3)overset(o+)(N)CH(2...

    Text Solution

    |