What is nucleotide quizlet?
Nucleotide. monomer of nucleic acids made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base. Base-pairing. principle that bonds in DNA can form only between adenine and thymine and betwen guanine and cytosine.
What are nucleotides made of quizlet?
Nucleotide is composed of a phosphate a sugar and a nitrogenous base. Phosphate is attached at 5′ carbon of sugar, outside the ring. Sugar is also called pentose sugar because contains 5 Carbons.
What is the structure of a nucleotide quizlet?
A nucleotide consists of a sugar (deoxyribose), one of four bases (Cytosine, Thymine, Adenine, Guanine), and a phosphate. Through a covalent bond between the phosphate group of one, and the third carbon atom of the pentose sugar in the next. Cytosine, thymine, adenine, and guanine.
What is a nucleotide simple definition?
A nucleotide is the basic building block of nucleic acids. RNA and DNA are polymers made of long chains of nucleotides. A nucleotide consists of a sugar molecule (either ribose in RNA or deoxyribose in DNA) attached to a phosphate group and a nitrogen-containing base.
Which is a nucleotide?
Listen to pronunciation. (NOO-klee-oh-tide) A molecule consisting of a nitrogen-containing base (adenine, guanine, thymine, or cytosine in DNA; adenine, guanine, uracil, or cytosine in RNA), a phosphate group, and a sugar (deoxyribose in DNA; ribose in RNA).
What do nucleotides contain?
​Nucleotide A nucleotide consists of a sugar molecule (either ribose in RNA or deoxyribose in DNA) attached to a phosphate group and a nitrogen-containing base. The bases used in DNA are adenine (A), cytosine (C), guanine (G), and thymine (T). In RNA, the base uracil (U) takes the place of thymine.
What is the main role of nucleic acids?
Nucleic acid is an important class of macromolecules found in all cells and viruses. The functions of nucleic acids have to do with the storage and expression of genetic information. Deoxyribonucleic acid (DNA) encodes the information the cell needs to make proteins.
What comprises a nucleotide?
A nucleotide is the basic building block of nucleic acids. A nucleotide consists of a sugar molecule (either ribose in RNA or deoxyribose in DNA) attached to a phosphate group and a nitrogen-containing base. The bases used in DNA are adenine (A), cytosine (C), guanine (G), and thymine (T).
What are the main components of a nucleotide quizlet?
What are the components of a nucleotide? a sugar, a phosphate group and a nitrogenous base.
What is in a nucleotide?
A molecule consisting of a nitrogen-containing base (adenine, guanine, thymine, or cytosine in DNA; adenine, guanine, uracil, or cytosine in RNA), a phosphate group, and a sugar (deoxyribose in DNA; ribose in RNA).
What is nucleotide Class 9?
A nucleotide is an organic molecule with a basic composition of a nitrogenous base, pentose sugar and phosphate. DNA and RNA are polynucleotides, which contain a chain of nucleotides monomers with different nitrogenous bases. Nucleotides form various coenzymes and cofactors, such as NAD, NADP, FAD, coenzyme A, etc.
What are the bases that make up a nucleotide?
A nucleotide consists of a sugar molecule (either ribose in RNA or deoxyribose in DNA) attached to a phosphate group and a nitrogen-containing base. The bases used in DNA are adenine (A), cytosine (C), guanine (G), and thymine (T). In RNA, the base uracil (U) takes the place of thymine.
Are there repeating nucleotides in RNA and DNA?
And both of those are long chains of repeating nucleotides. There’s an A, C, G, and T in DNA, and in RNA there’s the same three nucleotides as DNA, and then the T is replaced with a uracil.
Which is the building block of RNA and DNA?
A nucleotide is the basic building block of nucleic acids. RNA and DNA are polymers made of long chains of nucleotides. A nucleotide consists of a sugar molecule (either ribose in RNA or deoxyribose in DNA) attached to a phosphate group and a nitrogen-containing base.