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RNA does form a double helix. It is unlike DNA in so far as RNA will typically form an A-form helix, whereas DNA alters between A-form and B-form helices, with the B-form being more common in cells. The switch between A and B form DNA is controlled, at least in part, by humidity - something discovered by Rosalind Franklin in 1953 when she was working on solving the structure of DNA. The structure of DNA was actually solved by James Watson and Francis Crick at the Laboratory of Molecular Biology in Cambridge (UK), although they could not have done it without the work of Rosalind Franklin and Maurice Wilkins (see the Nobel Prize website1 for more info on their work).

The double helical nature of nucleic acids is due to hydrogen bonding between the bases, which are identical in DNA and RNA (with the exception of 1: DNA contains thymidine; RNA contains uracil in its place). This means that DNA-DNA double helices, DNA-RNA double helices and RNA-RNA double helices can be formed.

1 http://nobelprize.org/nobel_prizes/medicine/laureates/1962/index.html

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What is a double helix DNA or RNA?

Both DNA and RNA can exist in the double helix form, but only DNA is completely stable as a double helix. The double helix RNA is usually only short "hairpin" sections folding back on itself, never the long essentially linear form of double helix DNA.


Does RNA have a double helix structure?

No, RNA does not have a double helix structure like DNA.


How does RNA form a double helix structure?

RNA does not typically form a double helix structure like DNA. Instead, RNA molecules usually exist as single strands that can fold into complex shapes due to their sequence and interactions with other molecules.


Can RNA form a double helix structure?

No, RNA cannot form a double helix structure like DNA.


RNA like DNA consists of two strands of nucleotides twisted to form a double helix true or false?

False. RNA is typically single-stranded, while DNA is double-stranded. RNA can fold back on itself to form structures similar to helices, but it does not typically exist as a double helix like DNA.


Is RNA structured as a double helix?

No, RNA is not structured as a double helix like DNA. RNA is typically single-stranded and can fold into various shapes and structures to carry out its functions in the cell.


What is a component of RNA?

The sugar ribose is unique to RNA, as well as the nitrogenous Uracil. Also, RNA has a single helix structure in comparison to the double helix of DNA


What happens to the DNA double helix after RNA polymerses have stopped producing its RNA transcripts?

When DNA double helix after RNA polymers stops producing causes one thing. The thing it cause is a transcription bubble.


What is major difference between normal DNA helix and RNA helix?

DNA is double stranded while RNA only has one strand.


What is the major difference between normal DNA double helix and RNA double helix?

The major difference is that RNA is usually single-stranded while DNA is double-stranded. Additionally, RNA contains uracil as one of its bases instead of thymine found in DNA. RNA is also usually more transient and involved in a wider variety of functions than DNA.


Difference between the DNA and RNA?

the difference is that DNA is a double helix and RNA is a single chain


What is complementary sequence?

When DNA and/or RNA are in the double helix configuration each helix is the complementary sequence of the other.