Bu kelime YDS'de çıktı
nucleotide
/ˈnjuːkliəˌtaɪd/
nounBiology
Şeker, fosfat ve bazdan oluşan DNA ve RNA'nın temel birimi
A compound consisting of a nucleoside linked to a phosphate group; the basic structural unit of nucleic acids such as DNA and RNA.
- DNA is made up of four different nucleotides.
- Each nucleotide contains a nitrogenous base, a sugar molecule, and a phosphate group.
- The sequence of nucleotides determines genetic information.
- Mutations occur when a single nucleotide is altered during DNA replication, potentially leading to significant changes in protein synthesis.
- Biochemists have developed techniques to synthesize artificial nucleotide sequences for use in gene therapy and pharmaceutical research applications.
- The energy currency of cells, adenosine triphosphate, is essentially a modified nucleotide that stores chemical energy in its phosphate bonds.