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Phosphate groups can be esterified at any hydroxyl group on a pentose nucleotide What position is the most common?
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∙ 12y ago
5'
Wiki User
∙ 12y ago
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What make up a nucleotide?
A nucleotide is composed of three parts: a sugar molecule (either deoxyribose in DNA or ribose in RNA), a phosphate group, and a nitrogenous base (adenine, guanine, cytosine, thymine in DNA, or uracil in RNA). These components come together to form the building blocks of nucleic acids like DNA and RNA.
The structure of RNA is different from DNA because it contains the sugar deoxyride?
RNA contains the sugar ribose in its sugar phosphate backbone while DNA contains deoxyribose in its sugar phosphate backbone. Deoxyribose differs from ribose in that deoxyribose lacks a hydroxyl group (OH) in its 2' position while ribose does not. Also, RNA contains the nucleotide Uracil and DNA contains the nucleotide Thymine. Uracil is just a methylated thymine, the importance of this difference is that the nucleotide Cytosine can easily convert to Uracil while it can't convert to Thymine. This helps to maintain the integrity of the information encoded by DNA and also makes for easier repair in DNA if an error is encountered during replication. Lastly, DNA is a double helix of two strands oriented in a right hand twisted fashion while RNA is a single stranded molecule that is transcribed from DNA.
What is a single nucleotide resolution?
Single nucleotide resolution refers to the ability to identify a specific nucleotide base at a particular position within a DNA or RNA molecule. This level of resolution allows for precise mapping and analysis of genetic information, enabling researchers to investigate specific mutations, variations, or modifications at the individual nucleotide level. Techniques such as next-generation sequencing can provide single nucleotide resolution by accurately determining the nucleotide sequence at each position.
What molecules make up a nucleotide and hence are the building blocks for the DNA molecule?
A nucleotide is made up of a sugar (deoxyribose in DNA), a phosphate group, and a nitrogenous base (adenine, thymine, guanine, or cytosine in DNA). These nucleotides are the building blocks that join together to form the DNA molecule through phosphodiester bonds between the sugar and phosphate groups.
What is the meaning of the letters DNA in biochemistry?
DNA stands for deoxyribonucleic acid. It is a molecule that carries the genetic instructions for development, functioning, growth, and reproduction of all living organisms. DNA is made up of a sequence of nucleotides that encode the genetic information.
What make up a nucleotide?
A nucleotide is composed of three parts: a sugar molecule (either deoxyribose in DNA or ribose in RNA), a phosphate group, and a nitrogenous base (adenine, guanine, cytosine, thymine in DNA, or uracil in RNA). These components come together to form the building blocks of nucleic acids like DNA and RNA.
The structure of RNA is different from DNA because it contains the sugar deoxyride?
RNA contains the sugar ribose in its sugar phosphate backbone while DNA contains deoxyribose in its sugar phosphate backbone. Deoxyribose differs from ribose in that deoxyribose lacks a hydroxyl group (OH) in its 2' position while ribose does not. Also, RNA contains the nucleotide Uracil and DNA contains the nucleotide Thymine. Uracil is just a methylated thymine, the importance of this difference is that the nucleotide Cytosine can easily convert to Uracil while it can't convert to Thymine. This helps to maintain the integrity of the information encoded by DNA and also makes for easier repair in DNA if an error is encountered during replication. Lastly, DNA is a double helix of two strands oriented in a right hand twisted fashion while RNA is a single stranded molecule that is transcribed from DNA.
What is a single nucleotide resolution?
Single nucleotide resolution refers to the ability to identify a specific nucleotide base at a particular position within a DNA or RNA molecule. This level of resolution allows for precise mapping and analysis of genetic information, enabling researchers to investigate specific mutations, variations, or modifications at the individual nucleotide level. Techniques such as next-generation sequencing can provide single nucleotide resolution by accurately determining the nucleotide sequence at each position.
What are the three parts of RNA?
Ribose sugar, base and phosphate groupEach nucleotide in RNA contains a ribose sugar, with carbons numbered 1' through 5'.A base is attached to the 1' position, in general, adenine (A), cytosine (C), guanine (G), or uracil (U). Adenine and guanine are purines, cytosine, and uracil are pyrimidines.A phosphate group is attached to the 3' position of one ribose and the 5' position of the next. The phosphate groups have a negative charge each at physiological pH, making RNA a charged molecule (polyanion).
What molecules make up a nucleotide and hence are the building blocks for the DNA molecule?
A nucleotide is made up of a sugar (deoxyribose in DNA), a phosphate group, and a nitrogenous base (adenine, thymine, guanine, or cytosine in DNA). These nucleotides are the building blocks that join together to form the DNA molecule through phosphodiester bonds between the sugar and phosphate groups.
What is the meaning of the letters DNA in biochemistry?
DNA stands for deoxyribonucleic acid. It is a molecule that carries the genetic instructions for development, functioning, growth, and reproduction of all living organisms. DNA is made up of a sequence of nucleotides that encode the genetic information.
What is the probability of any nucleotide being present at any position in a molecule of DNA?
The probability of any nucleotide (A, T, G, or C) being present at any position in a molecule of DNA is approximately 0.25 or 25%. This is due to the fact that DNA is composed of four different nucleotides that are present in roughly equal proportions.
What is a SNP?
A SNP (Single Nucleotide Polymorphism) is a variation at a single position in a DNA sequence that occurs when a single nucleotide (A, T, C, or G) differs between individuals. SNPs are the most common type of genetic variation in individuals and are used in genetic studies to understand genetic predispositions to diseases and traits.
Why is it important for the nucleotide bases to stay in the same position?
It is important for nucleotide bases to stay in the same position because they provide the genetic information necessary for the functioning of an organism. The arrangement of the bases in the DNA molecule determines the sequence of amino acids in proteins, which play crucial roles in cellular processes. Any change in the position of the nucleotide bases can lead to disruptions in these processes, potentially causing genetic disorders or functional abnormalities.
What is the difference between 2-pentanol from 3-pentanol?
The difference between 2-pentanol and 3-pentanol is the position of the hydroxyl (OH) group on the pentane chain. In 2-pentanol, the hydroxyl group is located on the second carbon of the chain, while in 3-pentanol, it is on the third carbon. This difference in position affects the physical and chemical properties of the two isomers.
Nucleotides contain which sugars?
Nucleotides contain a sugar called deoxyribose in DNA and ribose in RNA. These sugars are a key component of the nucleotide structure, providing the energy needed for nucleic acid synthesis and serving as the attachment point for the nitrogenous base and phosphate group.
How can you detect SNPs?
SNPs (single nucleotide polymorphisms) can be detected using various methods such as DNA sequencing, microarray analysis, and polymerase chain reaction (PCR) techniques. These methods can help to identify differences in the DNA sequence at a single nucleotide position among individuals.
