LSE-01 Solved Assignment 2021


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LSE-01 Solved Assignment 2021 

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LSE-01 Solved Assignment 2021 


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LSE-01 Solved Assignment 2021 

LSE-01 Assignment Question Paper (Cell Biology) 

1. (a) Discuss the endosymbiont theory of the origin of organelles in eukaryotes.

(b) Explain electron microscopy and its types. In what way is it advantageous over light microscopy?

2. (a) Why is water absolutely necessary for biological systems? 

(b) Explain the structure and function of Golgi apparatus. How does this organelle aid in recycling of plasma membrane?

3. (a) Compare the structure of nucleic acids found in eukaryotic cells.

(b) Explain the concept of self-assembly and discuss the assembly of 30S subunit of E. coli ribosome.

4. (a) List the enzyme categories and mention the type of reaction catalyzed by each along with an example of a reaction.

(b) How is enzyme activity genetically controlled in prokaryotes?

5. (a) What is mediated permeability and how is it different from simple diffusion? 

(b) What is a transport molecule? With the help of an example describe the process of active transport by ion gradient.

6. (a) Outline the reaction steps of the tricarboxylic acid cycle.

(b) How is glycogen synthesized?

7. (a) Explain the semi-conservative replication of DNA and list the enzymes involved, in this process.

(b) How is protein synthesis regulated at the translational level?

8. (a) Explain the role of cAMP as a second messenger during signalling.

(b) Describe the events of the cells cycle. 

9. (a) Show the stages of a meiotic division with the help of well-labelled diagrams.

(b) Describe the structural components of communicating junctions found both in plants and animals.

10. (a) With the help of diagrams describe the structure and function of any five types of epithelial tissues found in animals.

(b) Explain the structural organization and major molecular components of the plant cell wall.



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LSE-01 Solved Assignment 2021

LSE-01 Solved Assignment 2021


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