ABC26IN0853 · Among the following drugs, the anticancer agents is: · DEC 2011
ABC26IN0860 · The correct set of the biologically essential elements is, · DEC 2012
ABC26IN0868 · L-DOPA is used for treatment of · DEC 2013
ABC26IN0870 · If an enzyme fixes N2, in plants by evolving H2, the number of electrons and protons associated with that, respectively are · JUNE 2014
ABC26IN0871 · Ozone present in upper atmosphere protects people on the earth · JUNE 2014
ABC26IN0874 · The extent of pi -electron conjugation in macrocyclic rings of (1) heme, (2) coenzyme B12 and (3) chlorophyll follows the order · DEC 2014
ABC26IN0038 · Under physiological condition, oxygen is binding to deoxyhemoglobin and deoxymyoglobin, the binding curve and its pH dependence… · 2011-2020
ABC26IN0879 · The biological functions of carbonic anhydrase and carboxypeptidase A, respectively, are · JUNE 2015
ABC26IN0040 · The biological functions of cytochrome P450 and myoglobin are, respectively · 2015
ABC26IN0882 · The biological functions of cytochrome P450 and myoglobin are, respectively · DEC 2015
ABC26IN0043 · In human body cis- platin hydrolyzes to diaqua complex and modifies the DNA structure by binding to · 2016
ABC26IN0889 · In human body cis- platinhydrolyzes to diaqua complex and modifies the DNA structure by binding to · JUNE 2016
ABC26IN0892 · From the following transformations, A. Epoxidation of alkene B. Dioldehydrase reaction C. Conversion of… · DEC 2016
ABC26IN0894 · Match the species in column X with their properties in column Y The correct answer is · DEC 2016
ABC26IN0896 · In vitro reaction of an excess of O2 with free heme B in aqueous medium the end product is · JUNE 2017
ABC26IN0045 · The active site structure for oxy-hemerythrin is: · 2017
ABC26IN0900 · The active site structure for oxy-hemerythrin is: · DEC 2017
ABC26IN0901 · The number of inorganic sulfides in cubane like ferredoxin and their removal method, respectively, are · DEC 2017
ABC26IN0046 · Choose the correct set of statements for cis-platin. (A) It can be prepared from K2[PtCl4]. (B) It can be prepared from [Pt(NH3)4Cl2. (C)… · 2018
ABC26IN0904 · Choose the correct set of statements for cis-platin. (A) It can be prepared from K2[PtCl4]. (B) It can be prepared from [Pt(NH3)4Cl2]. (C)… · JUNE 2018
ABC26IN0905 · The chelate rings made by macrocyclic ligand in vitamin B12 are · DEC 2018
ABC26IN0047 · The correct match for the compounds in Column-I with the property in Column-II is · 2019
ABC26IN0908 · The correct match for the compounds in Column-I with the property in Column-II is · JUNE 2019
ABC26IN0048 · Consider the following transformation, reactions in the context of co-enzyme B12 (A) 1, 2-Carbon shift (B) Hydration of CO2 (C) Benzene to… · 2019
ABC26IN0910 · Consider the following transformation, reactions in the context of co-enzyme mathrmB12 (A) 1,2-Carbon shift (B) Hydration of mathrmCO2 (C)… · JUNE 2019self-practice
ABC26IN0050 · The correct match for the drug molecules in the Column A with their medicinal use in Column B is ____ (1)P-i; Q-ii; R-iii (2)P-ii; Q-i… · 2019self-practice
ABC26IN0912 · The correct match for the drug molecules in the Column A with their medicinal use in Column B is P (i) Anaesthetic Q Warfarin (ii)… · DEC 2019
ABC26IN0051 · Match Column I , II and III The correct match is · 2019self-practice
ABC26IN0052 · The complex (es) showing activity against cancerous cells is/are (a) (b) (c) · 2020
ABC26IN0915 · During the binding of O2 to myoglobin (consider 'heme' in xy-plane), the molecular orbital of O2 and atomic orbital of Fe involved in the… · DEC 2019
ABC26IN0916 · In the catalytic cycle of Cytochrome P450, the generation of [(porphyrin)+FeIV(O)] from [(porphyrin)FeIII(OOH)] involves · DEC 2019
ABC26IN0053 · In the catalytic cycle of Cytochrome P450, the generation of [(porphyrin)+FeIV(O)] from [(porphyrin)FeIII(OOH)] involves · 2020
ABC26IN0917 · Match the items of column I with the applications given in column II · JUNE 2021
Bioinorganic – General
ABC26IN0291 · The metal present at the active site of the protein carboxypeptidase A is · 2005-2021
ABC26IN0551 · For each of the following metallo-proteins identify the metal-ion at the active-site and the function of the proteins: deoxy-hemoglobin… · 2005-2022self-practice
ABC26IN0552 · The metal ion of an enzyme involved in hydration of CO2 is · 2005-2022
ABC26IN0292 · Iron-sulphr clusters in biological systems are involved in · 2005-2021
ABC26IN0553 · Low-spin iron(III) centre is present in · 2005-2022
ABC26IN0293 · Amino acid side chain high affinity for Ca2+ and Cu2+ in metallo-proteins is: · 2005-2021
ABC26IN0554 · The protein(s) that belong to the class of blue copper protein is(are) · 2005-2022self-practice
ABC26IN0294 · When a reduced cytochrome transfers an electron from its Fe(II) to the bound O2, · 2005-2021
ABC26IN0555 · The "heme" containing protein(s) is/are · 2005-2022self-practice
ABC26IN0295 · In biological system, the metal ion invovlved in the dioxgyen transport besides Fe is · 2005-2021
ABC26IN0556 · Carbonic anhydrase is an example of · 2005-2022self-practice
ABC26IN0296 · In biological systems, the metal ions involved in electron transport are · 2005-2021
ABC26IN0557 · The correct option for the metal ion present in the active site of myoglobin, hemocyanin and vitamin B12, respectively, is · 2005-2022
ABC26IN0297 · Among the following pair of metal ions present in Nature, the first one functions as an electrontransfer agent and the second one catalyzes… · 2005-2021