GTU BE 2019 Summer Question Papers || Gujarat Technological University
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GUJARAT TECHNOLOGICAL UNIVERSITY
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BE - SEMESTER-IV(NEW) — EXAMINATION - SUMMER 2019
Subject Code: 2140405 Date: 09/05/2019
Subject Name: Cell Biology and Industrial Biotechnology
Time: 02:30 PM TO 05:30 PM Total Marks: 70
Instructions:
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- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
| MARKS | ||
|---|---|---|
| Q.1 | ||
| (a) | What do you mean by the word plasmid. | 3 |
| (b) | Draw and explain the structure of mitochondria. | 4 |
| (c) | Write a detailed note on the origin of life. | 7 |
| Q.2 | ||
| (a) | Write a short note on bacterial DNA. | 3 |
| (b) | What are inclusion bodies? | 4 |
| (c) | Write a detailed note on plant cell wall and bacterial cell wall. | 7 |
| OR | ||
| (c) | Explain plasma membrane fluid mosaic model with appropriate diagram. | 7 |
| Q.3 | ||
| (a) | What are endospores? | 3 |
| (b) | Define the term vacuoles. Give structural and functional details. | 4 |
| (c) | Explain in detail the transport across plasma membrane. | 7 |
| OR | ||
| Q.3 | ||
| (a) | Differentiate between cilia and flagella. | 3 |
| (b) | Draw and annotate the neat diagram of animal cell. | 4 |
| (c) | Explain the Golgi complex in detail with diagram. | 7 |
| Q.4 | ||
| (a) | What is euchromatin and heterochromatin? | 3 |
| (b) | Differentiate between prokaryotic and eukaryotic ribosomes. | 4 |
| (c) | Explain G protein coupled receptors. | 7 |
| OR | ||
| Q.4 | ||
| (a) | What is the role of MPF? | 3 |
| (b) | What is the function of endoplasmic reticulum? | 4 |
| (c) | Criteria to use carbon as media source. | 7 |
| Q.5 | ||
| (a) | What are secondary metabolites? | 3 |
| (b) | What is the role of DNA damage checkpoint? | 4 |
| (c) | Explain the production of any antibiotic. | 7 |
| OR | ||
| Q.5 | ||
| (a) | What are the criteria for good fermentation medium? | 3 |
| (b) | Discuss about theoretical yield vs practical yield with example of penicillin. | 4 |
| (c) | Detailed note on media optimization. | 7 |
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