Advertisements
Advertisements
प्रश्न
Distinguish between plasmid DNA and chromosomal DNA.
Advertisements
उत्तर
| Sr. no. | Plasmid DNA | Chromosomal DNA |
| 1. | Plasmids are circular external DNA that is self-replicating and are naturally found in bacteria and yeast. | Chromosomal DNA sequence, including recognition site, is present in the chromosomes of all organisms. |
| 2. | It is not necessary for normal growth and division. | This is necessary for growth and division. |
| 3. | It contains information about some properties of the cell. | It contains information about all the properties. |
संबंधित प्रश्न
Name the genes responsible for making Bt cotton plants resistant to bollworm attack. How do such plants attain resistance against bollworm attacks? Explain.
Give an example of the source of thermostable enzyme DNA polymerase.
How has the development of bioreactor helped in biotechnology?
The bacterium which causes a plant disease called crown gall is _______________.
In vitro amplification of DNA or RNA segment is known as ___________.
Enlist different types of restriction enzymes commonly used in rDNA technology? Write about their role.
Polymerase chain reaction is most useful in ______.
Identify the CORRECT sequence of steps in PCR.
The time taken to complete one cycle of PCR is around ______.
Identify the process by which bacteria protect their own DNA from the attack of restriction enzymes.
______ is the soil bacterium that causes crown gall characterized by tumors in plants.
Match the column I (PCR steps) and Column II (Temperature). Select the correct option.
| Column I (PCR steps) | Column II (Temperature) | ||
| i. | Polymerization | P. | 40 - 60°C |
| ii. | Denaturation | Q. | 70 - 75°C |
| iii. | Primer annealing | R. | 90 - 98°C |
| S. | 28 - 37°C |
Exonuclease performs the function of ____________.
Which of the following is the correct recognition sequence of restriction enzyme Eco RI?
Name two restriction enzymes used in PCR.
Write steps involved in gene amplification.
What are the different types of electrophoresis?
Importance of PCR.
Expand YAC used in the field of Biotechnology.
Name the source of thermostable DNA polymerase.
