This set of Life Sciences online quiz focuses on “Introduction of DNA to Host Cell”. 1. The process by which bacterial cell uptake DNA is called___________ a) Gene expression b) Transformation c) Transcription d) Translation 2. Electroporation method uses an electric pulse to facilitate uptake of DNA. a) True b) False 3. Which of the … Read more
This set of Life Sciences Multiple Choice Questions & Answers (MCQs) focuses on “Vectors”. 1. Circular DNA used for cloning is called___________ a) DNA polymerase b) RNA polymerase c) Phagosome d) Plasmid 2. Without origin of replication, DNA cannot be replicated in the cell. a) True b) False 3. Which of the following is NOT … Read more
This set of Life Sciences online test focuses on “Enzymes for DNA Manipulation”. 1. An enzyme which synthesis, DNA from RNA is called___________ a) DNA polymerase b) RNA polymerase c) Nucleases d) Reverse transcriptase 2. Kornberg enzyme has both 3’-5’ and 5’-3’ exonuclease activity. a) True b) False 3. Name the bacterium from which Taq … Read more
This set of Basic Life Sciences Questions and Answers focuses on “Developmental Genetics”. 1. Haploid spermatids modified into motile spermatozoa by the process called___________ a) Mutation b) DNA repair c) Translation d) Spermiogenesis 2. Spermatids are functionally diploid and genetically haploid. a) True b) False 3. What is the site of spermatogenesis? a) Seminiferous tubules … Read more
This set of Life Sciences Multiple Choice Questions & Answers (MCQs) focuses on “Mutation”. 1. Damage and errors in DNA cause___________ a) Mutation b) DNA repair c) Translation d) Transcription 2. All types of mutations are transferable among generations. a) True b) False 3. Mark the INCORRECT statement about mutation? a) Mutation is predestined b) … Read more
This set of Life Sciences Multiple Choice Questions & Answers (MCQs) focuses on “Protein Synthesis”. 1. Conversion of messages carried by mRNA into amino acid sequences is called___________ a) Replication b) DNA repair c) Translation d) Transcription 2. tRNA has peptidal transferase activity. a) True b) False 3. The following set of RNA is required … Read more
This set of Life Sciences Multiple Choice Questions & Answers (MCQs) focuses on “RNA Processing”. 1. The process of modification of pre mRNA is known as___________ a) Replication b) DNA repair c) Translation d) RNA processing 2. In eukaryotes, transcription and translation take place in the same compartment. a) True b) False 3. Which of … Read more
This set of Life Sciences Multiple Choice Questions & Answers (MCQs) focuses on “Transcription”. 1. The process of formation of RNA is known as___________ a) Replication b) DNA repair c) Translation d) Transcription 2. Like replication, transcription also occurs bidirectionally. a) True b) False 3. Mark the statement which is INCORRECT about the transcription unit? … Read more
This set of Life Sciences Multiple Choice Questions & Answers (MCQs) focuses on “DNA Repair”. 1. The correction of changes in DNA by a set of process known as___________ a) Replication b) DNA repair c) Translation d) Transcription 2. The genome can maintain its essential cellular function even without DNA repair. a) True b) False … Read more
This set of Life Sciences Multiple Choice Questions & Answers (MCQs) focuses on “Recombination”. 1. Rearrangement of DNA that involves the breakage and reunion of DNA is called___________ a) Replication b) Recombination c) Translation d) Transcription 2. Recombination is responsible for crossing-over during meiosis of eukaryotic cells. a) True b) False 3. Which of the … Read more
