Q.1 Deficiency of the enzyme phenylalanine hydroxylase causes Phenylketonuria. Phenylalaninehydroxylase converts phenylalanine to(A) tryptophan (B) alanine (C) tyrosine (D) threonine Phenylalanine hydroxylase converts phenylalanine to tyrosine, making option (C) the […]
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Blood Vessel Bifurcation
Q.60 The velocity of blood in a blood vessel of 2.0 cm radius is 30 cm/s. When the blood vessel bifurcatesinto 2 smaller vessels of radius 1.0 cm each, the […]
Trigonometric Equation Solved
Q.59 The equation sin 𝜃/2 (sin𝜃/2+cos𝜃/2)= 𝛽 has a solution, where 𝛽 is a natural number. Then 𝛽is _______. solve-sin-theta-by-2-sin-theta-by-2-plus-cos-theta-by-2-equals-beta The given equation has a solution only when β=1. Problem […]
Power Dissipated Across 3 Ohm Resistor in Series–Parallel Circuit with 30 V Source
Q.58 In the circuit shown below, the power dissipated across the 3 resistor is _____ W. 🔌 Circuit Understanding The circuit consists of: A 30 V ideal DC source A […]
Hardy-Weinberg Equilibrium Heterozygote Frequency Calculation (p=0.2, q=0.8)
Q.57 In a population at Hardy–Weinberg equilibrium, for gene–X only two alleles, namely A and a, arefound. If frequency of allele A is 0.2 and the frequency of allele a […]
Compound Microscope Magnification Power
Q.56 In a compound microscope, the magnification power of the objective lens is 100x, and that of theeye piece (ocular lens) is 10x. The magnification power of the microscope is […]
Double Helical DNA 32 Mol% Adenosine Cytosine Percentage
Q.55 A double helical DNA molecule is composed of 32 mol % of adenosine. The mol % of cytosine inthis DNA molecule is _____. The mol% of cytosine in this […]
PCR One Primer Missing
Q.54 While performing a PCR, the student forgot to add one of the two primers. The number ofmolecules of single–stranded DNA produced after 25 PCR cycles is ____. 25 single-stranded DNA […]
Number of Polypeptide Chains in a Core Nucleosome
Q.53 The number of polypeptide chains in a core nucleosome is ____. The number of polypeptide chains in a core nucleosome is 8. Question Solution This CSIR NET-style question tests […]
Number of Chiral Carbons in Strychnine Explained
Q.52The number of chiral carbons in strychnine is ______. The number of chiral carbons in strychnine is 6 in the naturally occurring alkaloid; some pedagogical problems (like this JAM-style question) treat the […]


