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RNA is a single stranded molecule but because of complementary base pairing, the single strands complementary base pair with each other to increase the stability of molecules through H bonds.
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∙ 10y ago
Parts of telomerase RNA are double stranded because they form a functional structure called the pseudoknot. The pseudoknot helps stabilize the telomerase RNA and allows it to interact with other components of the telomerase enzyme to carry out its function in telomere maintenance and chromosome stability.
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Is DNA and RNA double-standard?
No, DNA is usually double-stranded, consisting of two strands that are complementary to each other. RNA, on the other hand, is usually single-stranded. There are exceptions to this, such as certain viral RNA genomes that can be double-stranded.
Is influenza single strand or double strand RNA?
It is single stranded RNA. Importantly, it is also a segmented genome that allows it to have large genetic diversity.
Is RNA found in a double stranded state in the cyoplasm?
It depends what you mean by double stranded. If you mean two separate RNA strands, perfectly complementary to one another and existing as a basepaired structure in the cytoplasm, then no. Double stranded RNA like that only occurs in some types of viruses (and cells infected by them... so I guess the cytoplasm of a cell infected by a double stranded virus might have a lot of this kind of double stranded RNA). However, if you mean double stranded in the sense of a single RNA molecule folding back on itself and basepairing with itself - forming stem loops and more complicated structures - that kind of RNA double-strandedness is extremely common. All tRNA's and rRNA's for example exhibit this kind of double-strandedness. Nucleic acids are unstable in single stranded states and will spontaneously fold back on themselves if there is no other strand to basepair with. Nucleic acids are inherently unstable in a single stranded state. Thus,
Does Virus contain both DNA and RNA?
Infuenza Virus Contain Both DNA and RNA. No other Virus show such characteristics.
Is hepatitus B RNA or DNA stranded?
It is is composed of partially double-stranded DNA, but replicate through an RNA intermediate in a reverse-transcription fashion. So it is usually stranded more similarly to DNA, but when it is replicating, it may appear more like RNA.
Is trna double stranded or single stranded?
tRNA, or transfer RNA, is a single stranded molecule. The only double stranded RNA is dsRNA, or double stranded RNA. They are typically found in viruses.
Is DNA or RNA triple stranded?
DNA is generally double stranded and RNA is single stranded.
Is DNA and RNA double-standard?
No, DNA is usually double-stranded, consisting of two strands that are complementary to each other. RNA, on the other hand, is usually single-stranded. There are exceptions to this, such as certain viral RNA genomes that can be double-stranded.
What is a description of the structure of DNA and RNA?
DNA is double stranded whereas RNA is single stranded . They are different in their functioning as well .
Is the RNA made up of double strand of nucleotides?
NO, RNA is almost always single stranded. The only exception is in certain viruses that contain double-stranded RNA.
RNA is single stranded?
mRNA, or messenger RNA is single stranded, and so are transfer RNA, snRNA, hnRNA, and ribosomal RNA. The exception are some viral RNA's, that can be double stranded. Remember that despite having Uracil instead of Thymine, RNA can base pair anyway, just like in the case of the beforementioned RNA-viruses.
What is the major difference between normal DNA double helix and RNA double helix?
The term double helix refers to the structure formed by double-stranded molecules of nucleic acids. Only DNA forms a double helix because RNA is only single-stranded.
What are the characteristics of DNA and RNA?
DNA is double stranded while RNA is single stranded. DNA uses thymine but RNA uses uracil.
Is astrovirus single or double stranded?
single stranded RNA (positive sense)
Is genetic material single stranded or double stranded rna?
If the genetic material is RNA, it will usually be single stranded. Only viruses contain double stranded RNA. The main genetic material in eukaryotic cells (eg. animal cells) is DNA. Single stranded RNA copies of this (known as mRNA) are made in order for proteins to be synthesized.
What are the main characteristics of DNA and rna?
DNA is double stranded while RNA is single stranded. DNA uses thymine but RNA uses uracil.
Which of these sentences states why the DNA molecule differs from the RNA Molecule?
Generally the DNA molecule is double stranded to RNA's single strand. The RNA molecule uses uracil as a base while the DNA molecule uses thymine. RNA has catabolic properties that allow it to act in things such a ribosomes and tRNA. DNA is just a carrier of the genetic information.
