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MFN 002 Solved Assignment 2021-22


MFN 002 Solved Assignment 2021-22

Nutritional Biochemistry

MFN 002 Solved Assignment 2021-22 : All assignments are in PDF format which would be send on email/WhatsApp (9958676204) just after payment.

Course Code: MFN 002

Assignment Code: MFN 002/AST-1/TMA-1 /21-22

Maximum Marks: 100

This assignment is based on Units 1 - 12 of the MFN-002 Course.


Section A -Descriptive Questions

There are eight questions in this part. Answer all questions.

1. a) What is simple sugar? Give its general formula.


b) List any two chemical properties of the following:


i) Monosaccharide

ii) Natural fats

c) Explain briefly why sucrose cannot have α and ß forms?


2. a) Differentiate between saturated and unsaturated fatty acids. Give one example each of saturated, monounsaturated and Polyunsaturated fatty acids.


b) What are vitamins? List a few characteristics which all vitamins possess.


c) What is the significance of transaminase reaction?


3. a) Discuss the role of calcium in our body. Highlight the significance of calcium as a signal transmitter.


b) Describe the metabolic role of the iron in our body.


c) Illustrate and explain the active transport of glucose.


4. Illustrate the following by giving enzyme names involved in the reactions:


a) Citric acid cycle

(5) b) ß-oxidation of fatty acid


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5. a) What is hydrogenation? What are the harmful effects of hydrogenation?


b) Discuss the role of carnitine in transfer of fatty acids.


c) What are the various enzymes involved in the regulation of glycogenolysis?


6. a) Explain the metabolism of LDL with the help of a diagram.


b) Briefly explain the general mechanism of signal generation.


7. a) What is the metabolic significance of HMP Pathway?


b) What do you understand by the term ‘digestion’? Give the digestion of proteins in our body.


c) What is the metabolic fate of amino acids after the removal of α-amino group?


8. a) What do you understand by the term “inborn errors of metabolism”? Discuss its etiology


b) Comment on the following statements


i) In Alcaptonuria the urine becomes dark in colour upon standing.

ii) MSUD is also known as branched chain ketonuria.

iii) Tay -sach’s disease is caused by abnormal gene.

c) What is Niemann-Pick Disease?


Section B - OTQ (Objective Type Questions)


3. a) Define the following:


i) Mutarotation

ii) Glycogenesis

iii) Anaplerotic reactions

iv) Type IIb hyperlipoproteinemia

v) Ketosis

b) Give one word for the following:


vi) Name any one enzyme whose concentration increases during:

a) Myocardial Infarction

b) Acute Pancreatitis

c) Renal Tubular Necrosis

vii) Name defective enzymes of the following:

a) Phanylketonuria

b) Gaucher’s disease

4. a) Describe the significance/role of following


i) Conversion of IMP to AMP and GMP

ii) Synthesis of Orotic acid

iii) Oxygen Free Radicals

iv) G Protein-Coupled Receptor (GPCR)

v) Fight or Flight Response

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MFN 002 Solved Assignment 2021-22 : All assignments are in PDF format which would be send on email/WhatsApp (9958676204) just after payment.


Dear Learner,

You have to submit one assignment in each course, i.e. MFN 002, MFN 002 and MFN 003. All these are Tutor Marked Assignments (TMAs). Before attempting the assignments, please read the instructions provided in the Programme Guide carefully.

Kindly note, you have to submit these assignments to the Coordinator of your Study Centre within the stipulated time for being eligible to appear in the term-end examination. You must mention your Enrolment Number, Name, Address, Assignment Code and Study Centre Code on the first page of the assignment. You must obtain a receipt from the Study Centre for the assignments submitted and retain it. Keep photocopies of the assignments with you.

After evaluation, the assignments have to be returned to you by the Study Centre. Please insist on this and keep a record with you. The marks obtained by you will be sent by the Study Centre to the Student Evaluation Division at IGNOU, New Delhi.

Guidelines for Doing Assignments

There are five questions in each assignment, all carry equal marks. Attempt all the questions in not more than 500 words (each). You will find it useful to keep the following points in mind:

Planning: Read the assignments carefully. Go through the units on which they are based, make some points regarding each question and then rearrange them in a logical order /o:p>

Organization and Presentation: Be analytical in your selection of the information for your answer. Give adequate attention to the introduction and the conclusion. Make sure that your answer is logical and coherent; has a proper flow of information.

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