PTU B-Pharma 2nd Semester May 2019 74969 BIOCHEMISTRY Question Paper

Firstranker's choice

www.FirstRanker.com

Total No. of Pages : 03

--- Content provided by‍ FirstRanker.com ---

Roll No.

Total No. of Questions: 13

B.Pharma (2017 & Onwards) (Sem.-2)

BIOCHEMISTRY

Subject Code : BP-203T

--- Content provided by‌ FirstRanker.com ---

M.Code: 74969

Time: 3 Hrs.

Max. Marks: 75

INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.

--- Content provided by​ FirstRanker.com ---

2. SECTION-B contains THREE questions carrying TEN marks each and student has to attempt any TWO questions.
3. SECTION-C contains NINE questions carrying FIVE marks each and student has to attempt any SEVEN questions.

SECTION-A

Q1. Answer briefly :

1. Amino acid residues present in protein
   1. a

   --- Content provided by​ FirstRanker.com ---

   2. ß
   4. d
   are __________ amino acids.
2. Formation of cyclic structure of glucose from open chain structure is an example of..........
   1. Nucleophilic addition
   2. Formation of hemi-acetal

   --- Content provided by‍ FirstRanker.com ---

   4. i and ii
3. Sphingomylein is a derivative of
   1. Sphingosine
   2. Ceramide
   3. Phosphotidic acid

   --- Content provided by​ FirstRanker.com ---

   4. i and ii.
4. For Ca-C bond in backbone of protein, the bond angle resulting from rotation at Ca is labeled as
   1. F
   2. Y
   3. ?

   --- Content provided by‌ FirstRanker.com ---

   4. i and ii both
5. The successive nucleotides in DNA are linked through ............ bridge.
   1. Phosphodiester
   2. Amide
   3. Glycosidic

   --- Content provided by‌ FirstRanker.com ---

   4. ACP
6. __________ transports free fatty acid from cytosol to mitochondria.
   1. Carnitine shuttle
   2. Citrate shuttle
   3. Both i and ii

   --- Content provided by‍ FirstRanker.com ---

   4. Neither i nor ii
7. ATP is
   1. Nucleotide
   2. Energy link between anabolism and catabolism
   3. Hydrolysed with positive AG

   --- Content provided by FirstRanker.com ---

   4. All of the above
8. __________ is an essential amino acid.
   1. Lysine
   3. Glycine
   4. Alanine.

   --- Content provided by⁠ FirstRanker.com ---

9. Transfer of amino acid acid to a keto acid is known as
   1. Transamination
   2. Deamination
   3. Transdeamination
   4. i and iii both.

   --- Content provided by​ FirstRanker.com ---

10. Myocardial infarction can be diagnosed by isoenzyme of
    1. LDH
    2. ALP
    3. SGOT
    4. None of these

    --- Content provided by​ FirstRanker.com ---

SECTION-B

Q2 Give outline for gluconeogenesis. Explain its biochemical significance.

Q3 Describe the de novo synthesis of pyrimidine nucleotides. Comment on hyperuricemia.

Q4 Give IUB system of enzyme classification. Discuss the two diagnostic applications of isoenzymes citing suitable examples.

--- Content provided by FirstRanker.com ---

SECTION-C

Q5 Explain various types of stereoisomerism present in monosaccharides.

Q6 Explain the mechanism of oxidative phosphorylation.

Q7 Describe the various steps involved in ß-oxidation.

Q8 Describe biosynthesis of catecholamines from tyrosine catabolism.

--- Content provided by‍ FirstRanker.com ---

Q9 Discuss the biochemical causes of jaundice.

Q10 Describe reactions of Kreb-Henseleit cycle.

Q11 Describe post transcriptional modifications in primary transcripts of mRNA.

Q12 Give outline for the conversion of cholesterol to adrenal cortex hormone.

Q13 Give structure and biochemical significance of co-enzymes derived from Vitamin B2.

--- Content provided by‌ FirstRanker.com ---

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

www.FirstRanker.com