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Which of the following is not relevant t...

Which of the following is not relevant to the structure of double helical DNA

A

The helix makes one complete spiral turn every `34Å`

B

The diameter of the helix is `20Å`

C

The distance between adjacent nucleotide is `3.4Å`

D

Each strands of helix has a backbone made up of alternating ribose sugar and phosphate

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • Which one of the following statement about the structure of double - helical DNA is incorrect ?

    A
    Within the double helix the are 10 base pairs per turn of the helix.
    B
    The forces that stabilize the DNA double helix are hydrogen bonds between complementary bases .
    C
    Separation of the two strands of the double helix requires untwisiting of the helix.
    D
    The molar amount of adenine plus thymine equlas the molar amount of guanine plus cytosine .
  • Which of the following have coiled helical structure ?

    A
    Proteins
    B
    Lipids
    C
    Carbohydrated
    D
    Vitamins
  • Which of the following have coiled helical structure

    A
    Lipids
    B
    Carbohydrates
    C
    Vitamin
    D
    proteins
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    Which of the following contributes to the double helical structure of DNA?

    Which of the following contributes to the double helical structure of DNA