The formation of deoxyribonucleotide from ribonucleotide requires all the following except: a.Nucleoside diphosphate (NDP) b. Nucleoside triphosphate (NTP) c.Thioredoxin d. Ribonucleotide reductase
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- The formation of deoxyribonucleotide from ribonucleotide requires all the following except:
a.Nucleoside diphosphate (NDP) b. Nucleoside triphosphate (NTP)
c.Thioredoxin d. Ribonucleotide reductase
Step by step
Solved in 3 steps
- Which of the following would explain the formation of double-stranded loops in tRNA? A. complementary base pairing B. steric interactions between the aromatic rings of the purine bases C. electronic interactions between the negatively-charged phosphate groups D. change in the conformation of the rings of the sugarsDraw the structure of each dinucleotide and identify the 5 'and 3 ' ends. a. the deoxyribonucleotide formed by joining two deoxyguanosine 5 '-phosphates together b. the ribonucleotide formed by joining the 5 '-phosphate of UMP with the 3 '-OH of AMPWhich of the following is most likely to be an RNA nucleotide? a. Adenosine-5'-triphosphate b. Uridine-5'-monophosphate c. Deoxythymidine-5'-monophosphate d. Deoxyguanosine-5'-monophosphate e. Deoxyadenosine
- Define the following terms: a. guanine nucleotide exchange factor (GEF) b. pretranslocation state c. posttranslocation state d. nascent polypeptide e. releasing factorsAnswer the following using the structure: a. Is this a purine or pyrimidine? b. Is this a deoxyribonucleotide or a ribonucleotide? c. Indicate the component that changes this from a nucleoside to a nucleotide.Define the following terms: a. oligonucleotide b. nuclease c. phosphodiesterase d. nucleosidase e. nucleotidase
- Which enzyme links amino acids together? (a) ribozyme (b) peptidyl transferase (c) DNA polymerase I (d) RNA polymerase II (e) amino-acyl tRNA synthetaseWhich of the following enzymes adds a new amino acid to the growing chain of a protein during protein synthesis? a. aminoacyl-tRNA synthetase b. peptidyl synthetase c. peptidyl transferase d. ribosomal synthetaseWhich of the following is not a nucleotide? a. adenosine triphosphate b. adenosine diphosphate c. adenine d. cytosine e. arabinose
- amino acids are covalently linked to tRNAs via what a) phosphodiester bond b) premature termination of translation c) anticodon-codon base pairing d) aminoacyl bond e) N-glycosidic bondWhich of the following nucleotides is mostly likely to form pyrimidine dimers? a. dATP b. dTTP c. dCTP d. dGTP e. dUTPFill in the blanks to identify each substance as(a) A nucleobase (d) A deoxyribonucleoside(b) A ribonucleoside (e) A deoxyribonucleotide(c) A ribonucleotide (f) A dinucleotide _____Adenosine _____Uridine_____Cytidine 5′-monophosphate _____ Deoxycytidine 5′-triphosphate_____Guanine _____Deoxyuridine_____Thymine _____Guanosine 5′-diphosphate_____Deoxyguanosine _____Thymidine triphosphate
