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What is a phosphate group in DNA?

A phosphate group is just a phosphorus atom bound to four oxygen atoms, but it has many important roles. Along with sugars and bases, it makes up nucleic acids, like DNA and RNA. As part of energy carriers, like ATP, it provides energy for moving our muscles.

Furthermore, where is the phosphate group in DNA?

The other repeating part of the DNA backbone is a phosphate group. A phosphate group is attached to the sugar molecule in place of the -OH group on the 5′ carbon.

One may also ask, what is a phosphate group? The phosphate group is a molecule containing one atom of phosphorus covalently bound to four oxygen residues, two of which may be expressed as a hydroxyl group. They are relatively reactive molecules that readily form phophoester bonds by the interaction with hydroxyl groups.

Similarly, it is asked, what is a phosphate in DNA?

The sugar phosphate backbone is an important stuctural component of DNA. It consists of 5-carbon deoxyribose sugars and phosphate groups. These sugars are linked together by a phosphodiester bond, between carbon 4 of their chain, and a CH2 group that is attached to a phosphate ion.

What is a phosphate group in a nucleotide?

Nucleotides can have one, two, or three phosphate groups. Phosphate groups can be joined together to form phosphodiester bonds. Phosphate groups can also be joined to other molecules, such as sugar. When phosphate is added to a nucleoside, the molecule is called a nucleotide.


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