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Q.104 Which of the following statements is/are TRUE about JUXTACRINE signaling? I.  The ligand and the receptor engage in reciprocal signaling II.  Both the ligand and the receptor are membrane associated […]

Q.103 From the point of view of the enzymatic reactions, which of the following DOES NOT belong here? (A) Telomerase (B) Reverse transcriptase (C) Taq polymerase (D) Primase Taq polymerase does not […]

Q.102 The term biological magnification refers to the increased levels of a toxin seen in successive trophic levels in a food web. Which one of the following options correctly states the […]

Q.101 Behavioral studies on animals have shown that there is relationship between mechanism of reproduction and male parental care (protecting eggs or the young ones). In aquatic invertebrates, fishes and amphibians […]

Q.100 The birth control pills contain hormonal formulations that may either arrest the ovulation or prevent the fertilization of egg. Some of the formulations do both. Which one of the following […]

Q.99 RNA is considered as the first genetic material to have evolved on the earth. Which one of the following properties of RNA is critical for its functioning as the genetic […]

Q.98 In which one of the following organisms, it is easiest to distinguish mutations on adjacent base pairs of DNA through genetic recombination experiments? (A) Bacteriophages (B) Yeast (C) Escherichia coli […]

Q.97 In a newly discovered organism, normal development was unaffected when a few blastomeres were removed from 100-cell stage embryo. However, removal of five cells at the 1000-cell stage abolished the […]

Q.96 A genetic experiment was performed to map the gene(s) for eye colour in a newly-discovered moth species. Sex determination in this moth species: XY – male and XX – female. […]

Q.95 Which of the following is TRUE about Kreb’s cycle? (A) Kreb’s cycle generates NADPH (B) The enzymes of Kreb’s cycle reside in the inter-membrane space of a mitochondria (C) It […]