This set of Molecular Biology Multiple Choice Questions & Answers (MCQs) focuses on “Ti Plasmids are Transferred from Bacteria to Plants – 2”. 1. The main problem in the formation of the chimera Ti plasmid is _____________ a) It is unstable b) Large size c) High virulence d) No unique restriction site 2. The binary … Read more
This set of Molecular Biology Multiple Choice Questions & Answers (MCQs) focuses on “Ti Plasmids are Transferred from Bacteria to Plants – 1”. 1. How many types of vector systems are used in eukaryotic plants? a) 1 b) 2 c) 3 d) 4 2. Ti plasmid is the only known plasmid of plant. a) True … Read more
This set of Molecular Biology Multiple Choice Questions & Answers (MCQs) focuses on “Many Plasmids Help their Host Cells”. 1. Where do the chimera molecules propagate? a) Plasmid b) Phagemid c) Host d) Carrier 2. Mutation sometimes assists the uptake of DNA material. It is a transformational regulator. a) True b) False 3. What is … Read more
This set of Molecular Biology Multiple Choice Questions & Answers (MCQs) focuses on “Plasmid DNA Replicates by Two Alternative Methods – 2”. 1. In which phase bacteria develop competence? a) Late phase b) Log phase c) Metaphase d) Lag phase 2. In which bacteria competence pheromones was first identified? a) S. pneumoniae b) B. subtilis … Read more
This set of Molecular Biology Multiple Choice Questions & Answers (MCQs) focuses on “Plasmid DNA Replicates by Two Alternative Methods – 1”. 1. Transformation involves the uptake of _____________ a) Free DNA b) Free RNA c) Free tRNA d) Free mRNA 2. What is conjugation? a) Transformation of DNA from a donor to the recipient … Read more
This set of Molecular Biology Multiple Choice Questions & Answers (MCQs) focuses on “General Properties of Plasmids”. 1. Plasmid replication is dependent on the host cell. a) True b) False 2. How the plasmid clones can be screened? a) By selectable markers b) By bacterial resistance gene c) For restriction site d) By ARS sequence … Read more
This set of Molecular Biology Multiple Choice Questions & Answers (MCQs) focuses on “The Multitude of Transposable Elements – 2”. 1. Dysgenesis occurs in every cell of the Drosophila. a) True b) False 2. P-strains of the Drosophila have active P-elements. a) True b) False 3. Hybrid dysgenesis occurs in which of the following cases? … Read more
This set of Molecular Biology Multiple Choice Questions & Answers (MCQs) focuses on “The Multitude of Transposable Elements – 1”. 1. The transposable elements of bacteria are generally retrotransposons. a) True b) False 2. The IS elements can be identified by the presence of __________ a) Antibiotic resistance gene b) Endonuclease cleavage site c) 50 … Read more
This set of Molecular Biology Multiple Choice Questions & Answers (MCQs) focuses on “Most Mobile DNA Consists of Transposable Elements”. 1. Pick the odd one out. a) Introns b) Cassettes c) Jumping genes d) Insertion sequences 2. Transposable elements are often found once in a gene and have a unique sequence for its own. a) … Read more
This set of Molecular Biology Multiple Choice Questions & Answers (MCQs) focuses on “X-Chromosomes Inactivation Occurs in Female XX Animals”. 1. X-chromosome inactivation is known as ______________ a) Dominance b) Epistasis c) Dosage compensation d) Complementation 2. The proposal for the concept of X-chromosome inactivation in female XX-chromosomes was experimentally shown in ___________ a) Drosophila … Read more
