Q.81 Which of the following reactions is/are catalyzed by aldolase?(A) Dihydroxyacetone phosphate + Glyceraldehye–3–phosphate → Fructose 1,6–biphosphate(B) Dihydroxyacetone phosphate + Erythrose–4–phosphate → Sedoheptulose–1,7–biphosphate(C) Dihydroxyacetone phosphate → Glyceraldehyde–3–phosphate(D) Glyceraldehye–3–phosphate + Erythrose–4–phosphate […]
Q.80 Which of the following is/are example(s) of animal–microbe mutualism?(A) Human – Mycobacterium tuberculosis(B) Dog – Rabies lyssavirus(C) Human – Lactobacillus plantarum(D) Cow – Ruminococcus albus Correct Answer: (C) and […]
Q.79 Which of the following statements regarding micro–organisms is/are correct?(A) The free–living bacterium Wolbachia is a human parasite.(B) Myxococcus are a group of predatory bacteria.(C) Dictyostelium is a slime mold […]
Q.78 Which option(s) correctly match(es) the structures in a bacterial cell (Column I) with their corresponding functions (Column II). Column I Column II P. Cell wall i. Protection from osmotic […]
Q.77 A culture of lac+ Escherichia coli is grown in a medium lacking lactose or anyother β–galactoside. The response of the lac operon upon induction by lactosecan be monitored by measuring […]
Q.76 Correctly match the viruses listed in Column I with the nature of their corresponding genetic materials listed in Column II. Column I Column II P. Bacteriophage lambda i. dsDNA […]
Q.75 Carl Woese established that short subunit rRNA sequences can be used to revealevolutionary relationships between various organisms. Based on this, which oneof the following options is the established phylogenetic […]
Q.74 The adaptive immune response in an animal involves the generation ofantibodies against an invading bacterial pathogen. The following graphrepresents antibody titer levels in a mammal exposed twice to the […]
Q.73 Which of the following sites is/are the location(s) of ATP generation throughoxidative phosphorylation in Escherichia coli?(A) Inner membrane only(B) Outer membrane only(C) Both outer membrane and inner membrane(D) Mesosome […]
Q.72 The origin of the Escherichia coli chromosome on the genetic map is shownbelow.Bidirectional replication is a feature of this system and both replication forksmove at the same rate. Which […]
