| 单词 | nucleotide |
| 释义 | nucleotide (once / 129883 pages) n WORD FAMILY nucleotide: nucleotides USAGE EXAMPLESThey noticed that one mutation — a single nucleotide change on a gene responsible for building the glycoprotein “key” — seemed particularly persistent. Washington Post(Nov 03, 2016) The gRNA sequence must complement a stretch of 20 nucleotides on the segment of the CD32 gene we want to cut. Science Magazine(Nov 03, 2016) He and Hud did not achieve true self-replication; they needed an enzyme borrowed from a cell to stitch the nucleotides together into a complimentary strand. Washington Post(Oct 10, 2016) n a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA) Syn|Hypo|Hyper base base pair one of the pairs of chemical bases joined by hydrogen bonds that connect the complementary strands of a DNA molecule or of an RNA molecule that has two strands; the base pairs are adenine with thymine and guanine with cytosine in DNA and adenine with uracil and guanine with cytosine in RNA AMP, adenosine monophosphate, adenylic acida nucleotide found in muscle cells and important in metabolism; reversibly convertible to ADP and ATP ADP, adenosine diphosphatean ester of adenosine that is converted to ATP for energy storage ATP, adenosine triphosphatea nucleotide derived from adenosine that occurs in muscle tissue; the major source of energy for cellular reactions A, deoxyadenosine monophosphateone of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose) C, deoxycytidine monophosphateone of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose) G, deoxyguanosine monophosphateone of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose) T, deoxythymidine monophosphateone of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose) mutonthe smallest unit of DNA where a mutation can occur U, uracila base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine ester formed by reaction between an acid and an alcohol with elimination of water |
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