Blog

Q.56 Given below are two statements: Statement–I: Mutation in the middle of a gene that creates stop codon is called frameshift mutation. Statement–II: Frameshift mutation can be a point mutation. […]

Q.55 Given below are two statements: Statement–I: Histone acetylation is generally associated with decrease in gene transcription. Statement–II: Acetylation occurs on lysine residues in the N-terminal tails of histones. In […]

Q.54 Arrange the following steps of cell signalling in chronological order: A. Reception B. Generation of signal C. Response D. Transduction Choose the correct answer from the options given below. […]

Q.53 Proteins involved in DNA replication are written below. Arrange them chronologically in terms of function: A. DNA polymerase I B. DNA polymerase III C. Helicase D. Ligase E. Primase […]

Q.52 Gene expression is controlled at various stages written below. Arrange these stages in chronological order: A. Transcription B. Translation C. Post-transcription D. Epigenetic regulation E. Post-translation Choose the correct […]

Q.51 Arrange the steps in processing and presenting of an endogenous antigen by an infected body cell as they occur: A. Binding of peptide fragments to MHC-I molecule B. Digestion […]

Q.50 Arrange the following stages of bacterial growth curve chronologically: A. Lag phase B. Stationary phase C. Log phase D. Death phase Choose the correct answer from the options given […]

Q.49 Arrange the stages of infection process as they occur: A. Evasion from host defence mechanism B. Entry of pathogen C. Damage to host cell D. Exit from the host […]

Q.48 Enzymes involved in urea biosynthesis from ammonia are listed below. Arrange these in order of their actions: A. Arginase B. Ornithine carbamoyl transferase C. Argininosuccinate lyase D. Carbamoyl phosphate […]

Q.47 Given below are two statements, one is labelled as Assertion (A) and the other is labelled as Reason (R): Assertion (A): Restriction endonuclease cleave the foreign viral DNA inside […]