Contents
What are the type of sugar in DNA?
The sugar in deoxyribonucleic acid (DNA) is deoxyribose. The deoxy prefix indicates that the 2′ carbon atom of the sugar lacks the oxygen atom that is linked to the 2′ carbon atom of ribose (the sugar in ribonucleic acid, or RNA), as shown in Figure 5.2.
What is the sugar and bases of RNA?
Also, the sugar in RNA is ribose instead of deoxyribose (ribose contains one more hydroxyl group on the second carbon), which accounts for the molecule’s name. RNA consists of four nitrogenous bases: adenine, cytosine, uracil, and guanine.
What sugar is found in RNA nucleotides?
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. The bases used in DNA are adenine (A), cytosine (C), guanine (G), and thymine (T).
What is difference between RNA and DNA?
Thus, the major difference between DNA and RNA is that DNA is double-stranded and RNA is single-stranded. DNA is responsible for genetic information transmission, whereas RNA transmits genetic codes that are necessary for protein creation.
What is the biggest difference between DNA and RNA?
DNA is double stranded whereas RNA is single stranded. The nucleic bases also differ: in RNA we have uracil instead of thymine. Functionally, DNA is the blueprint for genetic information and is stored in the nucleus whereas RNA plays several roles and operates outside of the nucleus.
What nitrogenous base is found in RNA and not DNA?
uracil
Nucleic Acids: DNA and RNA Four different types of nitrogenous bases are found in DNA: adenine (A), thymine (T), cytosine (C), and guanine (G). In RNA, the thymine is replaced by uracil (U).
Is sulfur A DNA?
They also knew that proteins contain sulfur atoms but no phosphorus, while DNA contains a great deal of phosphorus and no sulfur.
What kind of sugar is in DNA and RNA?
Basically the DNA and RNA are both polymers. They got their names from the type of sugar present in them. DNA stands for Deoxyribose Nucleic Acid. It has deoxyribose sugar. Moreover, RNA stands for Ribo Nucleic Acid. It has ribose sugar. Both have similar bases that are adenine, guanine and cytosine.
What makes up the backbone of an RNA molecule?
Unlike DNA, RNA is single-stranded. An RNA strand has a backbone made of alternating sugar (ribose) and phosphate groups. Attached to each sugar is one of four bases–adenine (A), uracil (U), cytosine (C), or guanine (G).
What are the different types of RNA in the cell?
Different types of RNA exist in the cell: messenger RNA (mRNA), ribosomal RNA (rRNA), and transfer RNA (tRNA). More recently, some small RNAs have been found to be involved in regulating gene expression. RNA, or ribonucleic acid, is a nucleic acid that is similar in structure to DNA but different in subtle ways.
How are ribonucleotides and DNA alike and different?
(a) Ribonucleotides contain the pentose sugar ribose instead of the deoxyribose found in deoxyribonucleotides. (b) RNA contains the pyrimidine uracil in place of thymine found in DNA. Figure 2. (a) DNA is typically double stranded, whereas RNA is typically single stranded.