IGNOU BCHET-149 Solved Assignment 2023 | B.Sc (G) CBCS

IGNOU BCHET-149 Solved Assignment 2023 | B.Sc (G) CBCS

Solved By – Narendra Kr. Sharma – M.Sc (Mathematics Honors) – Delhi University


Please read the following points before ordering this IGNOU Assignment Solution.

Share with your Friends

Details For BCHET-149 Solved Assignment

IGNOU BCHET-149 Assignment Question Paper 2023

Course Code: BCHET-149
Assignment Code: BCHET-149/TMA/2023
Maximum Marks: 100


1. a) Describe the method for fractionation of subcellular organelles.

b) What is the role of Golgi bodies in protein processing? Illustrate with the help of a diagram.

2. a) Name the storage polysaccharides present in animals and plants. Indicate the structural differences between these.

b) i) What are lipoproteins? Name the major groups of lipoproteins.
ii) What is the significance of phospholipids in the membrane structure and function.

3. a) Why are the amino acids called \(\alpha\)-amino acids? The amino acids tyrosine and tryptophan have nonpolar side chains; still these are placed in the uncharged polar group, why? Write the advantages of polar side chains in the amino acids.

b) Describe the stereochemistry of the peptide bond and explain how this is significant in restricting the number of conformations of a polypeptide chain.

4. a) How does the \(\mathrm{pH}\) affect the activity of enzymes in the biological systems? Illustrate your answer.

b) What is the significance of vitamins and minerals in the living system? Write one biochemical reaction in which the coenzyme of cyanocobalmin is associated and explain the mechanism of the reaction.

5. a) When is a reaction called spontaneous? Differentiate between \(\Delta G\) and \(\Delta G^{\circ}\) and describe their significance in predicting the direction of a biochemical reaction.

b) What is meant by the turnover of ATP? How is oxidative phosphorylation related to it? Write the steps involved in the phosphorylation process.


6. a) Differentiate between anabolism and catabolism. Write the mechanism of the reaction of conversion of glyceraldehyde-3-phosphate to pyruvate.

b) Describe the process of biosynthesis of fatty acids catalysed by fatty acid synthase.

7. a) How is feedback regulation different from allosteric regulation? Name the most important regulatory enzyme and its allosteric effector in the glycolytic pathway. Also write the reaction catalysed by this enzyme.

b) Define photophosphorylation. Differentiate between substrate level and oxidative phosphorylation.

8. a) Describe the structure and role of ribosome in protein synthesis.

b) What are the advantages of using immobilized enzymes? How is the production of enzymes from microorganisms carried out?

9. a) Describe the role of DNA polymerase in DNA replication.

b) Describe the process of unwinding of the double helix during DNA replication.

10. a) Name two carbohydrates that are metabolised by glycolysis. Write the reactions and enzymes involved in their entry into the glycolytic pathway.

b) Describe the pathways involved in the removal of amino group from amino acids.

\(sin\:3\theta =3\:sin\:\theta -4\:sin^3\:\theta \)

BCHET-149 Sample Solution 2023


Frequently Asked Questions (FAQs)

You can access the Complete Solution through our app, which can be downloaded using this link:

App Link 

Simply click “Install” to download and install the app, and then follow the instructions to purchase the required assignment solution. Currently, the app is only available for Android devices. We are working on making the app available for iOS in the future, but it is not currently available for iOS devices.

Yes, It is Complete Solution, a comprehensive solution to the assignments for IGNOU. Valid from January 1, 2023 to December 31, 2023.

Yes, the Complete Solution is aligned with the IGNOU requirements and has been solved accordingly.

Yes, the Complete Solution is guaranteed to be error-free.The solutions are thoroughly researched and verified by subject matter experts to ensure their accuracy.

As of now, you have access to the Complete Solution for a period of 6 months after the date of purchase, which is sufficient to complete the assignment. However, we can extend the access period upon request. You can access the solution anytime through our app.

The app provides complete solutions for all assignment questions. If you still need help, you can contact the support team for assistance at Whatsapp +91-9958288900

No, access to the educational materials is limited to one device only, where you have first logged in. Logging in on multiple devices is not allowed and may result in the revocation of access to the educational materials.

Payments can be made through various secure online payment methods available in the app.Your payment information is protected with industry-standard security measures to ensure its confidentiality and safety. You will receive a receipt for your payment through email or within the app, depending on your preference.

The instructions for formatting your assignments are detailed in the Assignment Booklet, which includes details on paper size, margins, precision, and submission requirements. It is important to strictly follow these instructions to facilitate evaluation and avoid delays.

\(cos\:2\theta =cos^2\theta -sin^2\theta\)

Terms and Conditions

  • The educational materials provided in the app are the sole property of the app owner and are protected by copyright laws.
  • Reproduction, distribution, or sale of the educational materials without prior written consent from the app owner is strictly prohibited and may result in legal consequences.
  • Any attempt to modify, alter, or use the educational materials for commercial purposes is strictly prohibited.
  • The app owner reserves the right to revoke access to the educational materials at any time without notice for any violation of these terms and conditions.
  • The app owner is not responsible for any damages or losses resulting from the use of the educational materials.
  • The app owner reserves the right to modify these terms and conditions at any time without notice.
  • By accessing and using the app, you agree to abide by these terms and conditions.
  • Access to the educational materials is limited to one device only. Logging in to the app on multiple devices is not allowed and may result in the revocation of access to the educational materials.

Our educational materials are solely available on our website and application only. Users and students can report the dealing or selling of the copied version of our educational materials by any third party at our email address (abstract4math@gmail.com) or mobile no. (+91-9958288900).

In return, such users/students can expect free our educational materials/assignments and other benefits as a bonafide gesture which will be completely dependent upon our discretion.

Insert math as
Additional settings
Formula color
Text color
Type math using LaTeX
Nothing to preview
Scroll to Top
Scroll to Top