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Q.58 A rare genetic disorder resulting from homozygosity for a recessive allele (r) occurs in 2out of every 10,000 individuals in a population. Assuming that (i) the disorder is notlethal, […]

Q.57 A cDNA was synthesized from the mRNA of a eukaryotic gene. After cloning andsequence analysis, the double–stranded cDNA of 614 bp revealed 125 bp 5′–UTR and 120bp 3′–UTR. The […]

Q.56 In a reaction A + B → C, the initial rate of formation of C at 25 °C was measured fordifferent initial concentrations of A and B as given. […]

Q.55 A buffer solution is composed of 0.1 M acetic acid and 0.15 M sodium acetate. The change in pH of 1 L buffer solution upon addition of 50 mL […]

Q.54 An insect weighing 5 g takes off vertically for a distance of 100 cm with a speed of 4 m s -1 by using its hind legs. Ignoring the […]

Q.53 Three particles A, B, C with masses of 100 g, 200 g, and 300 g, respectively, are placed at the vertices of an equilateral triangular structure with a side […]

Q.52 The number of 7 letter words (with or without meaning) starting with the letter B that can be formed using the letters of the word BIOLOGY is________________. (answer in […]

Q.51 The area bounded by the curve 𝑦 = 𝑠𝑖𝑛𝑥 and the 𝑥 axis between 𝑥 = 0 and 𝑥 = 3𝜋⁄2 is ___________ sq. units. (answer in integer) Area […]

Q.50 In a sampling expedition near a peninsula, 180 dolphins from a large population of dolphins were captured and marked by tagging their dorsal fins. The tagged dolphins were then […]

Q.49 A population of bacterial cells grows from 10,000 to 100,000,000 cells in 6 hours. The generation time of the bacterial population is __________min. (rounded off to 2 decimals) Bacterial […]