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Read the following text and answer the following question on the basis of the same:
The term biotechnology refers to the use of living organisms or their products to modify human health and their human environment. For example, ‘testtube’ programme, synthesis of a gene or correcting a defective gene are all part of biotechnology. The basis of modern biotechnology is genetic engineering and maintenance of sterile conditions. Genetic engineering is the technique that alter the chemistry of genetic material i.e. DNA and RNA, then this genetic material is introduced into host organisms, which alter the phenotype of the host organism.
Q. Discovery of _________ molecule made genetic engineering possible.
  • a)
    Restriction exonuclease
  • b)
    Restriction exonuclease
  • c)
    Ribozyme
  • d)
    DNA polymerase
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
Read the following text and answer the following question on the basi...
Restriction endonuclease acts as a molecular sensor that gets the DNA from specific nucleotides and gives desired fragments of DNA.
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Discovery of Restriction Exonuclease made genetic engineering possible:

The discovery of Restriction Exonuclease played a crucial role in making genetic engineering possible. This enzyme is responsible for cutting DNA at specific recognition sites, allowing scientists to manipulate and modify genetic material. Here is an explanation of how this discovery revolutionized the field of biotechnology:

1. What is Restriction Exonuclease?
- Restriction Exonuclease is an enzyme that recognizes specific DNA sequences, called restriction sites, and cuts the DNA at those sites.
- It acts as a defense mechanism in bacteria to protect against viral infections by cutting the viral DNA.

2. Role of Restriction Exonuclease in genetic engineering:
- Restriction Exonuclease is essential for genetic engineering techniques, such as gene cloning and recombinant DNA technology.
- It allows scientists to selectively cut DNA at desired locations and extract specific genes or DNA fragments.
- The enzyme acts as a molecular scissors, cleaving the DNA molecule at specific sites determined by the DNA sequence recognition.
- This precise cutting ability enables scientists to isolate and manipulate specific genes of interest.

3. Importance of Restriction Exonuclease:
- Restriction Exonuclease's discovery led to the development of recombinant DNA technology, which involves combining DNA from different sources to create new genetic combinations.
- This technology has revolutionized various fields, including medicine, agriculture, and industry.
- It allows the production of recombinant proteins, such as insulin, growth hormones, and vaccines, through the insertion of specific genes into host organisms.
- Genetic engineering techniques also enable the study and understanding of gene function, regulation, and disease mechanisms.

4. Use of Restriction Exonuclease in DNA analysis:
- Restriction Exonuclease is widely used in DNA analysis techniques, such as restriction fragment length polymorphism (RFLP) analysis and DNA fingerprinting.
- By cutting DNA at specific sites, it generates unique patterns of DNA fragments that can be used to identify individuals or analyze genetic variations.

In conclusion, the discovery of Restriction Exonuclease was a significant breakthrough in the field of biotechnology. This enzyme's ability to cut DNA at specific sites allowed scientists to manipulate and modify genetic material, leading to advancements in genetic engineering, recombinant DNA technology, and DNA analysis techniques.
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Read the following text and answer the following question on the basis of the same:The term biotechnology refers to the use of living organisms or their products to modify human health and their human environment. For example, ‘testtube’ programme, synthesis of a gene or correcting a defective gene are all part of biotechnology. The basis of modern biotechnology is genetic engineering and maintenance of sterile conditions. Genetic engineering is the technique that alter the chemistry of genetic material i.e. DNA and RNA, then this genetic material is introduced into host organisms, which alter the phenotype of the host organism.Q. Discovery of _________ molecule made genetic engineering possible.a)Restriction exonucleaseb)Restriction exonucleasec)Ribozymed)DNA polymeraseCorrect answer is option 'B'. Can you explain this answer?
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Read the following text and answer the following question on the basis of the same:The term biotechnology refers to the use of living organisms or their products to modify human health and their human environment. For example, ‘testtube’ programme, synthesis of a gene or correcting a defective gene are all part of biotechnology. The basis of modern biotechnology is genetic engineering and maintenance of sterile conditions. Genetic engineering is the technique that alter the chemistry of genetic material i.e. DNA and RNA, then this genetic material is introduced into host organisms, which alter the phenotype of the host organism.Q. Discovery of _________ molecule made genetic engineering possible.a)Restriction exonucleaseb)Restriction exonucleasec)Ribozymed)DNA polymeraseCorrect answer is option 'B'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about Read the following text and answer the following question on the basis of the same:The term biotechnology refers to the use of living organisms or their products to modify human health and their human environment. For example, ‘testtube’ programme, synthesis of a gene or correcting a defective gene are all part of biotechnology. The basis of modern biotechnology is genetic engineering and maintenance of sterile conditions. Genetic engineering is the technique that alter the chemistry of genetic material i.e. DNA and RNA, then this genetic material is introduced into host organisms, which alter the phenotype of the host organism.Q. Discovery of _________ molecule made genetic engineering possible.a)Restriction exonucleaseb)Restriction exonucleasec)Ribozymed)DNA polymeraseCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Read the following text and answer the following question on the basis of the same:The term biotechnology refers to the use of living organisms or their products to modify human health and their human environment. For example, ‘testtube’ programme, synthesis of a gene or correcting a defective gene are all part of biotechnology. The basis of modern biotechnology is genetic engineering and maintenance of sterile conditions. Genetic engineering is the technique that alter the chemistry of genetic material i.e. DNA and RNA, then this genetic material is introduced into host organisms, which alter the phenotype of the host organism.Q. Discovery of _________ molecule made genetic engineering possible.a)Restriction exonucleaseb)Restriction exonucleasec)Ribozymed)DNA polymeraseCorrect answer is option 'B'. Can you explain this answer?.
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