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Q96. Match column I with column II Column I Column II P. Zygote (i) A hollow sphere of cells Q. Morula (ii) A new cell resulting from fertilization R. Ovum […]

Q95. In the structure of a polypeptide, one α–helix (3.613 helix) contains 32 intra–chain hydrogen bonds. The number of turns in the helix will be _________(in integer). An alpha helix […]

Q. 94. A population of snakes in an isolated island is in Hardy–Weinbergequilibrium for a gene with only two alleles (A and a). If the allelic frequencyof A is 0.6, […]

Q93. A man, whose mother and father had blood groups A and O respectively,marries a woman with blood group AB. If the man has blood group A, thenthe number of […]

Q92. The term innate behavior is a sort of animal behavior that is(A) triggered by an environmental change(B) learnt by hit–and–trial approach(C) trained and taught by the parent(D) fixed developmentally […]

Q91. In adult athletes, muscles grow larger when exercised and are capable ofregeneration after injury. This is due to proliferation and differentiation of(A) satellite cells(B) myelin sheath(C) oxyntic cells(D) choanocytes […]

Q90. The Organ of Corti is found in which of the following parts of humanbody?(A) Heart(B) Inner ear(C) Kidney(D) Nasal cavity The Organ of Corti is located in the inner […]

Q89. Assume that the anticodon for an unknown amino acid is 3ʹ AUG 5ʹ. Thecorresponding code on DNA sequence would be(A) 3ʹ TAC 5ʹ(B) 5ʹ TAG 3ʹ(C) 3ʹ ATG 5ʹ(D) […]

Q88.  The expression of holandric genes causes which of the following genetic traitin humans?(A) Haemophilia(B) Sickle cell anaemia(C) Down’s Syndrome(D) Hypertrichosis The correct answer is (D) Hypertrichosis. Holandric genes, located exclusively […]

Q87. The two homologous genes occurring in different species are called(A) paralogous(B) orthologous(C) pseudologous(D) prologous The correct answer is (B) orthologous. Orthologous genes are homologous genes found in different species […]