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Q.3 In humans, the testis temperature is maintained below the core body temperature with thehelp of(A) proximal tubule(B) loop of Henle(C) scrotum(D) seminal vesicles The scrotum maintains testis temperature 2-3°C […]

Q.2 T cells and B cells are(A) lymphocytes (B) erythrocytes (C) epithelial cells (D) squamous cells T cells and B cells are lymphocytes, making option (A) the correct answer in […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]