Q36. Which one of the following cells lack hypoxanthine–guaninephosphoribosyltransferase (HGPRT)?(A) B Cell(B) T Cell(C) Macrophage(D) Myeloma Cell Myeloma cells lack hypoxanthine-guanine phosphoribosyltransferase (HGPRT). This enzyme deficiency is a key feature in […]
Q35. Which one of the following antibiotics can form an ion channel in the bacterial membrane? (A) Ampicillin (B) Gramicidin A (C) Gentamicin (D) Rifampicin Gramicidin A is the antibiotic […]
Q34. In hepatocytes, the detoxification of drugs occurs in ______ (A) Golgi apparatus (B) Nucleolus (C) Rough endoplasmic reticulum (D) Smooth endoplasmic reticulum Smooth endoplasmic reticulum is the site of […]
Q33. Which one of the following enzymes is used in Polymerase Chain Reaction ?(A) Klenow fragment(B) Taq polymerase(C) T7 polymerase(D) Primase Taq polymerase is the enzyme used in Polymerase Chain […]
Q32. Telomerase has a function similar to __________(A) DNA dependent DNA polymerase(B) RNA polymerase(C) DNA gyrase(D) Reverse transcriptase Telomerase functions as a reverse transcriptase enzyme. This ribonucleoprotein complex uses its RNA […]
Q31. The non–coenzyme vitamin is ________(A) Ascorbic acid(B) Folic acid(C) Nicotinic acid(D) Thiamine Ascorbic acid is the non-coenzyme vitamin among the options. Unlike the B vitamins listed, it primarily functions as […]
Q30. pKa value of the guanidinium group of Arginine is _____(A) 4.30(B) 7.40(C) 9.20(D) 12.50 The pKa value of the guanidinium group of Arginine is 12.50 (Option D). This matches standard […]
Q29. According to the “wobble hypothesis” inosine at the third position of theanticodon cannot form hydrogen bonds with ________(A) Adenine(B) Cytidine(C) Guanine(D) Uracil Inosine in the wobble hypothesis cannot form hydrogen […]
Q28. The stationary phase used in gel filtration chromatography is composed of____(A) Blue dextran(B) Carboxymethyl (CM) cellulose(C) Diethylaminoethyl (DEAE) cellulose(D) Sepharose Gel Filtration Chromatography Stationary Phase: CSIR NET Q28 Solved The […]
Q27 A molecule that forms a donor–acceptor energy transfer pair with the dansylgroup is ______(A) Aspartate(B) Histidine(C) Lysine(D) Tryptophan Tryptophan is the correct answer (D). The dansyl group, a fluorescent […]
