Biochemistry BS Biochemistry/MS Biochemistry 4 Semester/Term PU — University of the Punjab 2025

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Ayesha Mustafa· 2 days ago

BS ZOOLOGY first semester Animal diversity ZOOL 101 - university of Punjab 2025

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Abubakar· 2 days ago

Literary criticism

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Guest· 3 days ago

this paper consists of 60 marks but now we have 35 marks paper.

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Annie· 3 days ago

Can you please tell me more past papers please because my exams are starting from next week

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Ahmed· 7 days ago

Did you provide the past papers of the science of society uos?

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UNIVERSITY OF THE PUNJAB

B.S. 4 Years Program / Fourth Semester - Spring 2025

Paper: Biochemistry I

Course Code: ZOOL-211

Roll No. !

cere. Market 60

THE ANSWERS MUST BE ATTEMPTED ON THE ANSWER SHEET PROVIDED

Q.1. Answer the following short questions.

(15x2=30)

What is difference between essential and non-essential amino acids?

What is role of pro-proteins?

What is co-factor, give example?

What are antioxidants?

How can you classify lipids?

Name different techniques used in protein purification.

Differentiate between purines and pyrimidine.

What is importance of proteins?

Explain waxes.

What are oligosaccharides?

What is amino acid sequence?

Write down the three important functions of the enzyme.

What are the nucleotides?

Describe economic importance of carbohydrates.

Differentiate between saturated and unsaturated fatty acids.

Q.2.

Answer the following questions.

Write in detail the types of amino acids and their classification.

What are sphingolipids? Write its types and importance.

(2x15=30)