IGNOU BSCBCH BBCCT 117 GENE ORGANISATION, REPLICATION AND REPAIR Solved Assignment ENGLISH

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BSCBCH 2026 - ENGLISH

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BBCCT 117: GENE ORGANISATION, REPLICATION AND REPAIR

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Title Name	IGNOU BSCBCH BBCCT 117 GENE ORGANISATION, REPLICATION AND REPAIR Solved Assignment ENGLISH
Type	Soft Copy (E-Assignment) .pdf
University	IGNOU
Degree	BACHELOR DEGREE PROGRAMMES
Course Code	BSCBCH
Course Name	B.Sc. Honours in Biochemistry
Subject Code	BBCCT 117
Subject Name	GENE ORGANISATION, REPLICATION AND REPAIR
Year	2026
Session	-
Language	ENGLISH
Assignment Code	BBCCT 117/Assignment-1/2026
Product Description	Assignment of BSCBCH (B.Sc. Honours in Biochemistry) 2026. Latest BBCCT 117 2026 Solved Assignment Solutions
Format	Ready-to-Print PDF (.soft copy)

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BBCCT 117 (January 2026 - July 2026) - ENGLISH

Assignment

GENE ORGANISATION, REPLICATION AND REPAIR

Course Code: BBCCT-117

Maximum marks:100

Assignment code: BBCCT-117/TMA/2026

Note: Attempt all questions. The marks for each question are indicated against it.

For any question worth 2 marks, the word limit is 50 words, for 5 marks question it is 100 words; and for 10 marks it is 250-300 words.

PART-(A)

1 Explain DNA melting, Tm and its significance.

2 Write a note on types of promoters in a prokaryotic gene.

3 What are the various functions of chromatin? How histone proteins help in chromatin compaction?

4 (a) Draw and label structure and parts of chromosome.

(b) Explain the chemistry behind phosphodiester bond formation

5 Differentiate between prokaryotic and eukaryotic DNA polymerases.

PART-(B)

1 Describe the Holliday model for homologous recombination.

2 Explain the process of replication in prokaryotes.

3 Explain the integration of A-phage DNA into bacterial genome.

4 (a) What is RNA editing?

(b) Write a short note on chloroplast inheritance.

5 (a) Explain the base excision repair mechanism with the help of a suitable diagram.

(b) What is xeroderma pigmentosum? Describe the cause of the disease.

BBCCT 117 (January 2026 - July 2026) - HINDI

सत्रीय कार्य

जीन संगठन, प्रतिकृतियन एवं क्षतिसुधार

कोर्स कोड : बीबीसीसीटी – 117

अधिकतम अंक : 100

असाइनमेंट कोड : बीबीसीसीटी – 117 / टी एम ए / 2026

नोट : सभी प्रश्न करें। प्रत्येक प्रश्न के अंक उसके समक्ष दर्शाये गये हैं।

2 अंकों के किसी भी प्रश्न के लिए शब्द सीमा 50 शब्द है, 5 अंकों के प्रश्न के लिए 100 शब्द है और 10 अंकों के लिए यह 250-300 शब्द है।

भाग- क

1. डीएनए विरज्जुकरण, T_m और इसके महत्व को समझाइये।

2. प्रोकैरियोटी / प्राकेन्द्रकी जीन में उन्नायकों के प्रकारों पर टिप्पणी लिखिए।

3. क्रोमैटिन के विभिन्न कार्य क्या हैं? हिस्टोन प्रोटीन क्रोमैटिन संघनन में किस प्रकार सहायता करते हैं?

4. (क) गुणसूत्र की संरचना और भागों को बनाएं और चिन्हित कीजिए।

(ख) फॉस्फोडिएस्टर बंध गठन के पीछे की रसानिकी की चर्चा कीजिए।

5. प्राकेन्द्रकी डीएनए पोलीमेरेज से जुड़ी एंजाइमी गतिविधियों का वर्णन कीजिए।

भाग- ख

1. समजात पुनर्योजन के हॉलिडे मॉडल का वर्णन कीजिए।

2. प्राकेन्द्रकों में प्रतिकृतियन की प्रक्रिया को समझाइये।

3. बैक्टीरियाई जीनोम में $\lambda$ -फेज डीएनए के एकीकरण की व्याख्या कीजिए।

4. (क) आरएनए संपादन क्या है?

(ख) क्लोरोप्लास्ट वंशानुक्रम पर एक संक्षिप्त टिप्पणी लिखिये।

5. (क) एक उपयुक्त चित्र की सहायता से क्षारक उच्छेदी क्षतिसुधार क्रियावली की व्याख्या कीजिए।

(ख) जीरोडर्मा पिगमेंटोसम क्या है? रोग के कारणों का वर्णन कीजिए।

BBCCT 117 2025 - English

GENE ORGANISATION, REPLICATION AND REPAIR

Course Code: BBCCT-117

Maximum marks: 100

Assignment code: BBCCT-117/TMA/2025

Note: Attempt all questions. The marks for each question are indicated against it.

For any question worth 2 marks, the word limitis 50 words, for 5 marks question it is 100 words; and for 10 marks it is 250-300 words.

PART-(A)

Maximum marks: 50

1. Describe primary and secondary structure of DNA.

2 Compare between prokaryotic and eukaryotic gene.

3. Describe the packaging of DNA into higher order structures.

4(a) Explain chromosome mapping and banding patterns.

(b) Discuss different modes of DNA replication

5. Write a detailed note on topoisomerases

Maximum marks: 50

PART-(B)

1. Compare replication in prokaryotes and eukaryotes.

2 (a) What are different types of recombination?

(b) Differentiate between transposons and retrotransposons.

3. What is RNA editing?

4. Explain different types of mutations.

5(2) Comment on genomic and mitochondrial DNA damage

(b) What is xeroderma pigmentosum?

BBCCT 117 2025 - Hindi

अत्रीय कार्य

जीन संगठन, प्रतिकृतियन एवं क्षतिसुधार

बिल्कुल

सीट 117

अधिकतम अंक: 100

असाइनमेंट कोड:

पीपीचीसीटी -117/टी एम / 2005

नोट: ची प्रश्न करें। प्रत्येक उसके समय दर्शाये गये हैं।

2 के किसी भी प्रश्न के लिए सीमा है अंकों के प्रण के लिए 100 स 10 अंकों के लिए यह 200-300 सम है।

भाग- क

कुल अंक: 50

1. डीएनए की प्राथमिक एवं द्वितीयक संरचना का वर्णन करें।

2 प्राककेन्द्रकी और ससीमकेन्द्रकी जीन के बीच तुलना करें।

3. उच्ब ऋण संरचनाओं में पैकेजिंग या डीएनए का वर्णन करें।

4(क)क्रोमोसोम नैपिंग और बैंडिंग पैटर्न समझाएं।

(ख ) डीएनए प्रतिकृत्तियन के विभिन्न तरीकों पर चर्चा करें।

5. टोपोइजोमेरेज पर एक विस्तृत नोट लिखें।

कुल अंक: 50

भाग-ख

1. प्राककेन्द्रकी और ससीमकेन्द्रकी में प्रतिकृतियन की तुलना करें।

2 (क) पुनयोजन के विभिन्न प्रकार क्या है?

(ख) ट्रांसपोजन और रेट्रोट्रांसपोजन के बीच अंतर बताएं।

3 आरएनए संपादन क्या होता है?

4. विभिन्न प्रकार के उत्परिवर्तनों को समझाइये।

5(क)जीनोमिय और माइटोकॉन्ड्रियाई डीएनए क्षति पर टिप्पणी करें।

(ख) जेटोडर्मा पिगमेंटोसम क्या है?

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Course: B.Sc. Honours in Biochemistry (BSCBCH)
Subject: BBCCT 117 - GENE ORGANISATION, REPLICATION AND REPAIR
Session: January 2026 - December 2026
Language: ENGLISH

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Product Information

Course Name	B.Sc. Honours in Biochemistry
Course Code	BSCBCH
Subject Code	BBCCT 117
Subject	GENE ORGANISATION, REPLICATION AND REPAIR
Programme	BACHELOR DEGREE PROGRAMMES Courses
Language	ENGLISH
Material Type	Solved Assignment – Soft Copy / PDF

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