ESAT (Engineering and Science Admissions Test) · Biology
Gene technologies
5 practice questions, each with the answer and an explanation.
Practise Gene technologies now
Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.
All 5 questions
- A circular plasmid of base pairs is cut by a restriction enzyme at one site. A second enzyme cuts it at a different site base pairs away from the first. What fragment sizes are produced?
- Why is a gene for antibiotic resistance often included in a plasmid used to transform bacteria?
- Which sequence of temperatures correctly describes one cycle of the polymerase chain reaction?
- During gel electrophoresis of DNA fragments, which statement is correct?
- What is the role of DNA ligase in making recombinant DNA?
Keep practising
More ESAT (Engineering and Science Admissions Test) topics
- Mechanics20 questions
- Quantitative chemistry20 questions
- Geometry13 questions
- Inheritance13 questions
- Algebra11 questions
- Algebra and functions11 questions
- Differentiation11 questions
- Electricity11 questions