DNA: Structure, Sequencing, and Replication Quiz
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डीएनए: कौटुंबिक जानकारी कैसे बनाता है?

  • सिरपरस्त बैंकपेयरों के साथ संमिलित होकर, उपयोगी जीन को प्रकट करता है
  • अल्फा-हेलिक्स मॉर्फोलॉजी में अपने को बनाए रखता है
  • मौजूदा पीढ़ियों की विशिष्ट जेनेटिक सूचना को आवश्यकतानुसार प्रकट करता है
  • कौटुंबिक विशिष्टता को संरक्षित रखता है (correct)
  • नीचे दिए गए में से कौन-सा मौलिक होता है?

  • प्रोटीन
  • लोहे का संरचना
  • संक्रियाशील डीएन
  • न्यूक्लेओसाइड (correct)
  • किस प्रकार के पुरुष परम्परागत नुकसान में परिणत हो सकते हैं?

  • स्ट्रली-मुस्कलर-पावर समस्या
  • सुपरसेंसिटिविटी समस्या
  • कैंसर (correct)
  • हाइपर-प्रेशर
  • किसमें से किसे मिलते हैं: A, T, C, G?

    <p>A:T, C:G</p> Signup and view all the answers

    DNA की संरचना किस तरह की होती है?

    <p>डबल-स्ट्रैंडेड, ट्विस्टेड लैडर-जैसी</p> Signup and view all the answers

    DNA सीक्वेंसिंग का क्या महत्व है?

    <p>समझने के लिए कि रोगों और गुणों का आनुवांशिक आधार</p> Signup and view all the answers

    DNA रिप्लिकेशन क्या होता है?

    <p>सेल के DNA मोलेक्यूल की प्रतिलिपि बनाने की प्रक्रिया</p> Signup and view all the answers

    DNA मोलेक्यूल में Nucleotides में complementary base pairs के साथ संरचित होता है?

    <p>DNA संरचना</p> Signup and view all the answers

    कौन सा प्रोकैरियोटिक सेल में पाया जाता है?

    <p>साइटोप्लाज्म</p> Signup and view all the answers

    DNA सीक्वेंसिंग क्या है?

    <p>DNA मोलेक्यूल में नुकलीओटाइडों के क्रम को निर्धारित करने की प्रक्रिया</p> Signup and view all the answers

    DNA रीप्लिकेशन कब होता है?

    <p>S चरण में</p> Signup and view all the answers

    DNA replication में, DNA पुनर्मुद्रण के दौरान, किन औजारों का प्रयोग होता है?

    <p>हेलिकेस</p> Signup and view all the answers

    DNA प्रतिलिपि में कौन सा प्रकार का संश्लेषण होता है?

    <p>प्रतिसंपर्क संश्लेषण</p> Signup and view all the answers

    DNA मॉलिकुल में, कौन-कौन से प्रकार के आधार-पुरुष संपरस्पर-संतुलन होते हैं?

    <p>$GC$</p> Signup and view all the answers

    $DNA$ मॉलिकुल में, $5'$ से $3'$ संतुलन के संपरस्पर-संतुलन के समय, $3'$ समुह-पुन:कलन समुह:

    <p>$5'$ समुह-पुन:कलन समुह</p> Signup and view all the answers

    Study Notes

    DNA: Structure, Sequencing, and Replication

    DNA, or deoxyribonucleic acid, is a complex molecule that carries the genetic information of all living organisms. It is made up of nucleotides, which are the building blocks of DNA, and are composed of a sugar molecule (deoxyribose), a phosphate group, and one of four nitrogenous bases: adenine (A), guanine (G), cytosine (C), and thymine (T). The sequence of these nucleotides determines the genetic makeup of an organism, and any changes in this sequence can lead to genetic disorders or diseases.

    DNA Structure

    DNA is a double-stranded molecule with a twisted ladder-like structure called a double helix. The two strands are held together by hydrogen bonds between complementary base pairs: A always pairs with T, and C always pairs with G. The sugar and phosphate molecules form the backbone of the DNA molecule, while the base pairs form the rungs of the ladder.

    DNA is present in the nucleus of eukaryotic cells and in the cytoplasm of prokaryotic cells, either in the form of a single circular chromosome or as multiple linear chromosomes.

    DNA Sequencing

    DNA sequencing is the process of determining the order of nucleotides in a DNA molecule. It is accomplished through various methods, including the Sanger method, which uses gel electrophoresis to separate DNA fragments based on their size, and the more recent next-generation sequencing techniques, which use massively parallel sequencing to determine the sequence of nucleotides in a DNA sample.

    These techniques have revolutionized the field of genetics and have led to the identification of genetic mutations and variations that are associated with various diseases and traits.

    DNA Replication

    DNA replication is the process by which a cell makes a copy of its DNA molecule. It occurs during the S phase of the cell cycle, and it is essential for the growth and maintenance of cells.

    The process of DNA replication involves unwinding and separating the two strands of the double helix, using enzymes called helicases. Then, the complementary base pairs are separated, and new strands are synthesized using the original strand as a template. This process is facilitated by enzymes called DNA polymerases, which add nucleotides to the growing strand in a 5' to 3' direction.

    After the new strands are synthesized, the cell must repair any errors that may have occurred during replication, as a single error can lead to genetic mutations.

    In summary, DNA is a complex molecule that carries the genetic information of all living organisms. Its structure is a double-stranded, twisted ladder-like structure, and it is made up of nucleotides with complementary base pairs. DNA sequencing is the process of determining the order of nucleotides in a DNA molecule, and it is essential for understanding the genetic basis of diseases and traits. DNA replication is the process by which a cell makes a copy of its DNA molecule, and it is essential for the growth and maintenance of cells.

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    Description

    Test your knowledge about the structure of DNA, the process of DNA sequencing, and the essential process of DNA replication. Explore the double helix structure, the methods of DNA sequencing, and the importance of DNA replication in genetic inheritance and cellular growth.

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