A–8879 Sub. Code 4BBC3C1

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sp5 A–8879 B.Sc. DEGREE EXAMINATION, NOVEMBER 2019 Third Semester Biochemistry ENZYMOLOGY (CBCS – 2014 onwards) Time : 3 Hours Maximum : 75 Marks Part A (10 2 = 20) Answer all questions. 1. What are enzymes? ö|õvPÒ GßÓõÀ GßÚ? 2. Define specific activity of enzymes. ö|õvPÐøh¯ SÔ¨¤mh ö\¯À£õkPÒ GߣuøÚ Áøμ¯Ö. 3. Write a brief note on proximity effect. ¤μõU]ªmi ÂøÍÄ £ØÔ _¸UP©õP GÊxP. 4. What are coenzymes? Give examples. xøn ö|õvPÒ GßÓõÀ GßÚ? Euõμn[PÒ u¸P. 5. Define enzyme inhibition. ö|õv uk¨¦ GߣuøÚ Áøμ¯Ö. 6. What is enzyme catalysis? ö|õv ÂøÚzyshÀ GßÓõÀ GßÚ? Sub. Code 4BBC3C1

Transcript of A–8879 Sub. Code 4BBC3C1

Page 1: A–8879 Sub. Code 4BBC3C1

sp5

A–8879

B.Sc. DEGREE EXAMINATION, NOVEMBER 2019

Third Semester

Biochemistry

ENZYMOLOGY

(CBCS – 2014 onwards)

Time : 3 Hours Maximum : 75 Marks

Part A (10 2 = 20)

Answer all questions.

1. What are enzymes?

ö|õvPÒ GßÓõÀ GßÚ?

2. Define specific activity of enzymes.

ö|õvPÐøh¯ SÔ¨¤mh ö\¯À£õkPÒ GߣuøÚ Áøμ¯Ö.

3. Write a brief note on proximity effect.

¤μõU]ªmi ÂøÍÄ £ØÔ _¸UP©õP GÊxP.

4. What are coenzymes? Give examples.

xøn ö|õvPÒ GßÓõÀ GßÚ? Euõμn[PÒ u¸P.

5. Define enzyme inhibition.

ö|õv uk¨¦ GߣuøÚ Áøμ¯Ö.

6. What is enzyme catalysis?

ö|õv ÂøÚzyshÀ GßÓõÀ GßÚ?

Sub. Code 4BBC3C1

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sp5 7. Define the term centrifugation.

ö\ßm›¦÷Påß GߣuøÚ Áøμ¯Ö.

8. What is isoelectric pH?

I÷\õ G»Um›U pH GßÓõÀ GßÚ?

9. Write briefly about lactase.

»õU÷hì £ØÔ _¸UP©õP GÊxP.

10. Write any two role of proteases in textile industry.

BøhPÒ EØ£zv öuõÈØ\õø»°À ¦÷μõmj÷¯]Ýøh¯

H÷uÝ® Cμsk £¯ßPøÍ GÊxP.

Part B (5 5 = 25)

Answer all questions, choosing either (a) or (b).

11. (a) Discuss about the General characteristics of enzymes.

ö|õvPÎß ö£õx¨ £s¦PÒ £ØÔ ÂÁõv.

Or

(b) Give an account of multi enzyme complexes.

£» ö|õv Tmhø©¨¦PÒ £ØÔ GÊxP.

12. (a) Explain the mechanism of action of lysozyme.

ø»÷\õø\ªß ÂøÚ ÁÈ•øÓPøÍ ÂÁ›.

Or

(b) Discuss about covalent catalysis.

÷Põ÷Á»ßm ÂøÚ£õk £ØÔ ÂÁ›.

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sp5 13. (a) Give an account of LB plot.

LB ¤Íõm £ØÔ Â›ÁõÚ ÂÍUP® u¸P.

Or

(b) Discuss about the factors affecting enzyme activity.

ö|õv ÂøÚ°øÚ¨ £õvUS® PõμoPÒ £ØÔ ÂÁ›.

14. (a) Write about the enzyme separation based on solubility precipitation methods.

PøμvÓß Ai¨£øh°À ÃÌ£iÁõuÀ •øÓ°À

ö|õv¨ ¤›zöukzuø»¨ £ØÔ GÊxP.

Or

(b) Describe the homogenization method in enzyme purification.

÷íõ÷©õâøÚ÷\åß •øÓ°À ö|õv

_zu¨£kzxuø» ÂÁ›.

15. (a) Write in detail about diagnostic and therapeutic enzymes.

÷|õ´U PshÔuÀ ©ØÖ® ÷|õ´USn¨£kzxu¼À

ö|õvPÎß £[S £ØÔ ÂÁ›zx GÊxP.

Or

(b) Discuss the enzyme electrodes.

ö|õv G»Um÷μõkPÒ £ØÔ ÂÁ›.

Part C (3 10 = 30)

Answer any three questions.

16. Explain the IUB enzyme classification with examples.

ö|õvPÎß IUB ÁøP¨£õmiøÚ Euõμn[PÐhß ÂÁ›.

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sp5 17. Discuss about the structure and functions of nicotinamide

coenzyme.

{÷PõiÚø©k xøn ö|õv°ß Aø©¨¦ ©ØÖ®

ö\¯ÀPøͨ £ØÔ ÂÁ›.

18. Derive the Michaelis – Menten equation.

ø©Põ¼ì – ö©ßhß \©ß£õmiøÚ u¸Â.

19. Explain the method of enzyme separation by dialysis and ultrafiltration.

h¯õø»]ì ©ØÖ® AÀmμõ ¤Àm÷μåß •øÓ°À ö|õv

¤›zöukzuø» ÂÁ›.

20. Write about the applications of proteases in food, detergent and leather industry.

EnÄ, ÷\õ¨¦ ©ØÖ® ÷uõÀ öuõÈØ\õø»°À ¦÷μõmi÷¯\ì

ö|õvPÎß £¯ß£õkPøͨ £ØÔ GÊxP.

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Wk ser

A–8880

B.Sc. DEGREE EXAMINATION, NOVEMBER 2019

Third Semester

Biochemistry

INTERMEDIARY METABOLISM

(CBCS – 2014 onwards)

Time : 3 Hours Maximum : 75 Marks

Part A (10 2 = 20)

Answer all questions.

1. Write a brief note on amphibolic pathway.

B®¨¤÷£õ¼U ÁÈ•øÓ¨ £ØÔ GÊxP.

2. What is gluconeogenesis?

SÐU÷PõÛ÷¯õ öáÛ]ì GßÓõÀ GßÚ?

3. Define the term bioenergetics.

£÷¯õGÚºöáiUì GߣuøÚ ÂÁ›.

4. What is substrate level phosphorylation? Give an example.

ÂøÚ£k ö£õ¸Ò AÍ»õÚ £õì£õ›÷»åß GßÓõÀ

GßÚ? J¸ Euõμn® u¸P.

5. What are Ketogenic amino acids? Give examples.

Rm÷hõöáÛU Aª÷Úõ Aª»[PÒ GßÓõÀ GßÚ?

Euõμn[PÒ u¸P.

Sub. Code 4BBC3C2

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Wk ser6. Define transamination.

iμõß\õª÷Úåß Áøμ¯Ö.

7. Define the term –oxidation of fatty acids.

öPõʨ¦ Aª»[PÒ –BUêá÷ÚØÓ® GߣuøÚ

Áøμ¯Ö.

8. What are Ketone bodies?

Rm÷hõß £õjì GßÓõÀ GßÚ?

9. Compare nucleosides and nucleotide.

{²UÎ÷¯õø\k ©ØÖ® {²UÎ÷¯õøhk J¨¤kP.

10. What are purine bases?

¤²›U ÷£\ì GßÓõÀ GßÚ?

Part B (5 5 = 25)

Answer all questions, choosing either (a) or (b).

11. (a) Discuss in detail about glyoxalate cycle.

QøͯõP\÷»m _ÇØ] £ØÔ Â›ÁõP GÊxP.

Or

(b) What is glycogenesis? Explain it.

QøÍ÷PõöáÛ][ GßÓõÀ GßÚ? AuøÚ ÂÁ›.

12. (a) Give an elaborate note on high energy compounds.

AvP BØÓ¾øh¯ ÷\º©[PÒ £ØÔ Â›ÁõP GÊxP.

Or

(b) Explain the role of ATP/ADP cycle in transfer of high energy phosphate.

AvP BØÓ¾øh¯ £õì÷£m ©õØÓzvÀ H.j.¤/H.i.¤.

_ÇØ]°ß £[QøÚ ÂÁ›.

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Wk ser13. (a) Discuss the metabolism of phenylalanine.

¤øÚÀ A»øÚÛß Áͺa]øu ©õØÓzvøÚ ÂÁ›.

Or

(b) Write briefly about the metabolism of leucine and lysine.

¼²]ß ©ØÖ® ø»]ß BQ¯ÁØÔß Áͺ]øu

©õØÓzvøÚ _¸UP©õP GÊxP.

14. (a) Write in detail about –oxidation of fatty acids.

öPõʨ¦ Aª»[PÎß –BUêá÷ÚØÓ® £ØÔ

›ÁõP GÊxP.

Or

(b) Describe the biosynthesis of triglycerides.

iøμQÎ\øμkPÎß EØ£zv¯õuÀ •øÓ°øÚ ÂÁ›.

15. (a) Explain the catabolism of purine nucleotides.

¤²›ß {²UÎ÷¯õøhkPÎß ]øu©õØÓzvøÚ ÂÁ›.

Or

(b) Discuss the catabolism of pyrimidine nucleotides.

¤›ªiß {²UÎ÷¯õøhkPÎß ]øu ©õØÓzvøÚ

ÂÁ›.

Part C (3 10 = 30)

Answer any three questions.

16. Explain the TCA cycle with its regulation.

TCA _ÇØ]°øÚ²® Pmk¨£õmk •øÓPøͲ® ÂÍUSP.

17. Discuss in detail about electron transport chain.

ªßÞmh ‰»UTÖPÒ ÷£õUSÁμzx G»Umμõß

iμõßì÷£õºm \[Q¼ £ØÔ Â›zx GÊxP.

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Wk ser18. Give an elaborate note on metabolism of glycine, cysteine

and proline.

QøÍ]ß, ]ìjß ©ØÖ® ¦÷μõø»ß BQ¯ÁØÔß Áͺ]øu

©õØÓzvøÚ Â›ÁõP GÊxP.

19. Write an essay on cholesterol metabolism.

öPõ»ìiμõÀ Áͺ]øu ©õØÓzvøÚ¨ £ØÔ Pmkøμ GÊxP.

20. Describe the biosynthesis of purine nucleotides.

¤²›ß {²UÎ÷¯õøhkPÒ EØ£zv¯õuø» ÂÁ›.

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wk 10

A–8881

B.Sc. DEGREE EXAMINATION, NOVEMBER 2019

Third Semester

Biochemistry

CELL BIOLOGY

(CBCS – 2014 onwards)

Time : 3 Hours Maximum : 75 Marks

Part A (10 2 = 20)

Answer all questions.

Write a note on :

1. Semi permeable membrane.

AøμU Phzv \ÆÄ.

2. Active transport.

ö\¯£õmk PhzuÀ.

3. Sucidal bag.

uØöPõø» ø£.

4. Power house.

BØÓÀ Ãk.

5. Centromere.

ö\ßm÷μõª¯º.

Sub. Code 4BBC3C3

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Wk 106. Lambrush chromosome.

ÂÍUS y›øP S÷μõ÷©õ÷\õ®.

7. TCA cycle.

i.].H. _ÇØ].

8. M-phase.

G®–{ø».

9. Oncogene.

¦ØÖ ©μ£q.

10. Programmed cell death.

{ºn¯UP£mh ö\À CÓ¨¦.

Part B (5 5 = 25) Answer all questions.

11. (a) Write the characteristic differences between Eukaryote and prokaryote.

³÷P›÷¯õm ©ØÖ® ¦μ÷P›÷¯õmUPÎß £s¦PÎß

÷ÁÖ£õmøh GÊxP.

Or

(b) Write the proximate composition of the cell.

ö\À¼ß BØÓÀ u¸® ‰»UTÖPÒ Tmhø©¨ø£

GÊxP.

12. (a) Explain the structure and functions of ER.

C.Bº.(Gß÷hõ¤ÍõìªU öμmiS»®) –ß Aø©¨¦

©ØÖ® £oPøÍ ÂÍUSP.

Or

(b) Give a note on origin and functions of Lysosome.

ø»÷\õ÷\õªß EØ£zv ©ØÖ® £oPøͨ £ØÔ Jº

SÔ¨¦ GÊxP.

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Wk 1013. (a) Write a note on human karyotype.

©Ûu S÷μõ÷©õ÷\õ®PÒ Aø©¨ø£ £ØÔ Jº SÔ¨¦

GÊxP.

Or

(b) What are the various types of DNA? Write a short note on it.

i.Gß.H UPÎß £À÷ÁÖ ÁøPPÒ ¯õøÁ? Jº ]Ö

SÔ¨¦ GÊxP.

14. (a) What is high energy molecule? Explain.

AvP BØÓÀ ‰»UTÖ ¯õøÁ? ÂÍUSP.

Or

(b) Explain the significance of meiotic divisions.

SßÓÀ ¤›Âß ]Ó¨¦ ußø©PøÍ ÂÍUSP.

15. (a) Give an account on characteristics of cancer cells.

¦ØÖaö\ÀPÎß ö£õx¨ £s¦PÒ £ØÔ Jº Pmkøμ

u¸P.

Or

(b) Write the characteristic features of oncogenes.

¦ØÖ ©μ£qUPÎß C¯À¦ £s¦PøÍ GÊxP.

Part C (3 10 = 30)

Answer any three questions.

16. Describe the fluid mosaic model structure of plasma membrane.

¨Íõì©õ \ÆÃß }º©{ø» ÷u©À ©õv› Aø©¨ø£ ÂÁ›.

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Wk 1017. Explain the structure and functions of mitochondria.

ø©m÷hõPõßi›¯õÂß Aø©¨¦ ©ØÖ® £oPøÍ ÂÍUSP.

18. Give a detailed account on DNA replication.

i.Gß.H Âß Cμmi¨£õuÀ £ØÔ Jº ›ÁõÚ Pmkøμ u¸P.

19. Describe the Krebs cycle.

QμL¨ì _ÇØ] ÂÁ›UP.

20. Discuss the types and properties of cancer cells.

¦ØÖ ö\ÀPÎß ÁøPPÒ ©ØÖ® ö£õx¨ £s¦PøÍ ÂÁõv.

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WK11

A–8884

B.Sc. DEGREE EXAMINATION, NOVEMBER 2019

Fourth Semester

Bio-Chemistry

Elective — BIOTECHNOLOGY

(CBCS – 2014 onwards)

Time : 3 Hours Maximum : 75 Marks

Part A (10 2 = 20)

Answer all questions.

1. EcoRI

EcoRI

2. BAC

BAC

3. cDNA

c i.Gß.H

4. Tag sequences

÷hU Á›ø\PÒ

5. Biolistics

£÷¯õ¼ìiUì

6. Liposomes

¼¨÷£õ÷\õ®PÒ

Sub. Code 4BBCE1A

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WK117. CDFD

].i.G¨.i

8. Lowry method

»¨› •øÓ

9. Flavr Savr

÷£»Áº ÷\Áº

10. Terminator gene.

öPõÀ¾® ãßPÒ.

Part B (5 5 = 25)

Answer all questions, choosing either (a) or (b).

11. (a) Discuss the types of plasmids.

¤Íõìªm ÁøPPøÍ ÂÁõv.

Or

(b) Enumerate the enzymes involved in cloning.

S÷ÍõÛ[QÀ £¯ß£k® ö|õvPÒ £ØÔ £mi¯¼k.

12. (a) Explain RFLP and its uses.

Bº. G¨.GÀ.¤ ÂÁ›zx £¯ßPøÍ ÂÁ›.

Or

(b) Write the steps involved in the synthesis of cDNA.

c.i.Gß.H Âøn E¸ÁõUS® •øÓ°øÚ GÊx.

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WK1113. (a) Describe the microinjection technique.

~sF] ~m£ •øÓ°øÚ ÂÁ›.

Or

(b) Discuss the process of viral transfection process.

øÁμì ‰»® áús Phzx® •øÓ°øÚ ÂÁõv.

14. (a) Briefly explain quantitative analysis of nucleic acids.

{²UÎU Aª»zvøÚ AÍÂøÚ PnUQk®

•øÓ°øÚ ÂÁ›.

Or

(b) What is RAPD? Enlist its applications.

Bº.H.¤.i GßÓõÀ GßÚ? Auß £¯ßPøÍ £mi¯¼k.

15. (a) Give an account of recombinant blood products.

©ÖCønÄ Cμzu ö£õ¸mPøÍ £ØÔ öuõS¨¦ u¸P.

Or

(b) Briefly explain on advantages of transgenic animals production.

áúß ©õØÓ©øh¢u »[SPÒ E¸ÁõUPzvß

£¯ßPøÍ _¸UP©õP ÂÍUS.

Part C (3 10 = 30)

Answer any three questions.

16. Give a detailed account on artificial chromosomes.

ö\¯ØøP S÷μõ÷©õ÷\õ®PøÍ £ØÔ öuõS¨¦ u¸P.

17. Describe the DNA sequencing methods.

i.Gß.H. Á›ø\PøÍ PshÔ²® •øÓPøÍ ÂÁ›.

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WK1118. Explain the Ti plasmid mediated gene transformation.

Ti ¤Íõìªm ‰»® áúß ©õØÓ® £ØÔ ÂÁ›.

19. Write an essay on DNA finger printing technique.

i.Gß.H ÂμÀ uh¯Â¯À •øÓ°øÚ £ØÔ Pmkøμ GÊx.

20. Give a detailed account on production of transgenic food products.

áúß ©õØÓ EnĨ ö£õ¸mPÎß EØ£zv £ØÔ öuõS¨¦

u¸P.

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wk 10

A–8885

B.Sc. DEGREE EXAMINATION, NOVEMBER 2019

Fifth Semester

Biochemistry

MOLECULAR BIOLOGY

(CBCS – 2014 onwards)

Time : 3 Hours Maximum : 75 Marks

Part A (10 2 = 20)

Answer all questions.

1. Z-DNA

Z-DNA.

2. Transformation.

iμõß죺÷©åß.

3. Okazaki fragment.

JPõ\Q xPÒPÒ.

4. Helicase.

öí¼÷Pì.

5. Shine-Dalgarno sequence.

øíß–hÀPº÷Úõ Á›ø\.

6. Holenzyme.

÷í»õ Gßø\®.

Sub. Code 4BBC5C1

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Wk 107. Wobble hypothesis.

Ĩ¤À ÷Põm£õk.

8. Methylation.

ö©v÷»åß.

9. SOS repair.

SOS \› ö\´uÀ.

10. Inducible operon.

ysh¨£k® J£μõß.

Part B (5 5 = 25)

Answer all questions.

11. (a) Write the different forms of DNA.

i.Gß.H Âß ÁøPPøÍ GÊx.

Or

(b) Describe the importance of repetitive DNA sequence and satellite DNA.

öuõhº¢x Á¸® i.Gß.H. Á›ø\ ©ØÖ® \õmiø»m

i.Gß.Âß •UQ¯zxÁzøu ÂÁ›.

12. (a) Enlist the types of DNA replication.

i.Gß. Cμmizu¼ß ÁøPPøÍ £mi¯¼kP.

Or

(b) Discuss the enzyme involved in DNA replication.

i.Gß.H Cμmizu¼À Dk£k® ö|õvPøÍ ÂÁõv.

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Wk 1013. (a) Write the inhibitors of transcription.

iμõßìQ›¨åß uøh PõμoPøÍ GÊx.

Or

(b) Discuss the factors involved in transcription.

£iö¯kzu¼À Dk£k® PõμoPøÍ ÂÁõv.

14. (a) Describe the types of ribosomes.

øμ÷£õ÷\õ®PÎß ÁøPPøÍ ÂÁ›.

Or

(b) Write the types of post translational modification.

¤ß ö©õÈö£¯ºzuvÀ ©õØÓ[PÎß ÁøPPøÍ GÊx.

15. (a) Write a short account on types of mutation.

wjº ©õØÓ ÁøPPøÍ £ØÔ ]Ö SÔ¨¦ GÊx.

Or

(b) Explain the DNA repair mechanism.

i.Gß.H \›ö\´uÀ •øÓ°øÚ ÂÍUSP.

Part C (3 10 = 30)

Answer any three questions.

16. Discuss the types of DNA.

Bº.Gß.H Âß ÁøPPøÍ ÂÁõv.

17. Describe DNA replication process in prokaryotes.

¦÷μõ÷P›÷¯õiÀ Põn¨£k® i.Gß.H Cμmizuø» ÂÁ›.

18. Discuss the process of prokaryotic transcription.

¦÷μõ÷P›÷¯õmiß £iö¯kzuø» ÂÁõv.

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Wk 1019. Describe the process of eukaryote translation.

²÷P›÷¯õm ö©õÈö£¯ºzuø» ÂÁ›.

20. Elaborately discuss the tryptophan operon concept.

i›¨h÷£õß J£μõß ÷Põm£õk £ØÔ Â›ÁõP ÂÁõv.

——————

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Ws9

A–8886

B.Sc. DEGREE EXAMINATION, NOVEMBER 2019

Fifth Semester

Biochemistry

CLINICAL BIOCHEMISTRY

(CBCS – 2014 onwards)

Time : 3 Hours Maximum : 75 Marks

Part A (10 2 = 20)

Answer ALL questions.

1. Renal threshold.

ŸÚº öuõhUP {ø» AÍÄ

2. Glycosuria

QøÍU÷Põ`›¯õ

3. Tay Sachs disease

÷h–\õa ÷|õ´

4. Gaucher's disease

Põ´a\º ÷|õ´

5. Urecemia

³›]ª¯õ

6. Proteinuria

¦÷μõmiÝ›¯õ

Sub. Code 4BBC5C2

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7. Xanthinuria

\õ¢øuÝ›¯õ

8. Orotic aciduria

K÷μõiU Aª» ]Ö}º.

9. Rheumatoid Arthritis

•hUSÁõu RÀÁõu®

10. Allergents

KÆÁõø© PõμoPÒ.

Part B (5 5 = 25)

Answer all questions, choosing either (a) or (b).

11. (a) Write note on GTT.

GTT £ØÔ ÂÁ›.

Or

(b) Explain on Hyperglycemia.

øí£ºQøÍ^ª¯õÂøÚ ÂÁ›.

12. (a) Explain the types of Hyperlipoproteinemias.

E¯º öPõʨ¦ ¦μu[PøÍ ÁøPPÐhß ÂÁ›.

Or

(b) Write note on Fabry's disease.

£õ¨›ì ÷|õ´ £ØÔ GÊxP.

13. (a) Discuss the Homocystenuria.

÷í÷©õ]ìiÝ›¯õ £ØÔ ÂÁõv.

Or

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Ws9

(b) Give an account on inborn errors of amino acid metabolism.

Aª÷Úõ Aª» Áͺ]øu ©õØÓzvß SøÓ£õkPÐhß

¤Ó¢u SÇ¢øu¨ £ØÔ J¸ Pmkøμ u¸P.

14. (a) Explain the Adenosyl phospho ribosyl transferase deficiency.

Ai÷Úõ]À £õì÷£õ ›÷£õêÀ iμõßì£÷μì

SøÓ£õk £ØÔ ÂÁ›.

Or

(b) Explain on Lesch-Nyhan syndrome.

½a ø|Pß SøÓ£õk £ØÔ ÂÁ›.

15. (a) Explain the causes of Allergy.

KÆÁõ©¯õÀ HØ£kÁÚÁØøÓ ÂÁ›.

Or

(b) Explain the types of Allergy.

JÆÁõ©°ß ÁøPPøÍ ÂÁ›.

Part C (3 10 = 30)

Answer any three questions.

16. Classify the diabetes mellitus in detail.

\ºUPøμ ÷|õø¯ ›ÁõP ÁøP¨£kzxP.

17. Explain the inborn errors of lipid metabolism.

öPõʨ¦PÎß Áͺ]øu ©õØÓzvÀ Ehß ¤Ó¢u

SøÓ£õkPøÍ ÂÁ›.

18. Discuss the porphyrias in detail.

£õºø£›¯õøÁ ›ÁõP ÂÁ›.

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Ws9

19. Give a detail account on Gout

öPÍmiøÚ Â›ÁõP ÂÁ›.

20. Explain the types of hypersensitivity in detail

Av EnºvÓøÚ ÁøPPÐhß Â›ÁõP ÂÍUSP.

————————

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Ws17

A–8887

B.Sc. DEGREE EXAMINATION, NOVEMBER 2019

Fifth Semester

Biochemistry

Elective– MICROBIOLOGY AND IMMUNOLOGY

(CBCS – 2014 onwards)

Time : 3 Hours Maximum : 75 Marks

Part A (10 2 = 20)

Answer all questions.

1. Virion

›¯õß

2. Evkaryota

³÷P›÷¯õmhõ

3. Autotrphs

_¯ ãÂ

4. Log Phase

»õU {ø»

5. Botulism

ö£õmk¼\®

6. Proteolytic bacteria

¦μmi÷¯õø»iU £õUj›¯õ

Sub. Code 4BBCE2A

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A–8887

2

Ws 17

7. NK cells.

Gß.÷P.ö\ÀPÒ

8. Hapten

öP¨hß

9. Allergy

JÆÁõø©

10. Auto graft

_¯ Jmk

Part B (5 5 = 25)

Answer all questions.

11. (a) Write the structural organisation of virus.

øÁμêß J¸[Qøn¢u Aø©¨¤øÚ GÊxP.

Or

(b) How do you identity the gram positive and gram negative bacteria? Explain.

Qμõ® ÷|º•øÚ ©ØÖ® Gvº •øÚ £õUj›¯õUPøÍ

GÆÁõÖ } PshÔÁõ´? ÂÍUSP.

12. (a) What are the different types of nutrition? Explain.

£À÷ÁÖ ÁøP EnÅmh[PÒ ¯õøÁ? ÂÍUSP.

Or

(b) Write the different methods of bacterial reproduction .

£À÷ÁÖ ÁøP¯õÚ £õUj›¯õ CÚ¨ö£¸UP •øÓø¯

GÊxP.

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A–8887

3

Ws 17

13. (a) How food are in become to poison? Explain

EnÄ GÆÁõÖ Âå©õP ©õÖQÖx? ÂÍUSP.

Or

(b) Give an account on fermentation on milk products.

ö|õvzuÀ ‰»® QøhUS® £À÷ÁÖ £õÀ

ö£õ¸mPøͨ £ØÔ Kº Pmkøμ u¸P.

14. (a) What are the cells of the immune system? Explain.

÷|õ´ Gvº¨¦ ©sh»zvß £À÷ÁÖ ÁøP ö\ÀPÒ

¯õøÁ? ÂÍUSP.

Or

(b) Give an account the types of immuno diagnostic methods

£» ÁøP ÷|õ´ Gvº¨¦ ©sh» £›÷\õuøÚ

•øÓPøͨ £ØÔ Kº Pmkøμ u¸P.

15. (a) Differentiate classical and alternate pathways.

]Ó¢u ©ØÖ® ©õØÖ ÁÈ ÷|õ´ Gvº¨¦ £õøuPøÍ

÷ÁÖ£kzv PõsP.

Or

(b) What are immuno suppressive agents? Explain.

÷|õ´ Gvº¨¦ ußø© SøÓ¨¦ PõμoPÒ ¯õøÁ?

ÂÍUSP.

Part C (3 10 = 30)

Answer any three questions.

16. Give an account on occurrence and economic importance of yeasts.

Dìmiß ö£õ¸Íõuõμ •UQ¯zxÁ® ©ØÖ®

QøhUP¨ö£ÖuÀ £ØÔ Kº Pmkøμ u¸P.

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A–8887

4

Ws 17

17. Explain the conjugation mode of bacterial reproduction.

£õUj›¯õÂß CøÚÄ •øÓ CÚ¨ö£¸UP® £ØÔ ÂÍUSP.

18. How microbes are used in industries for various application? Explain

£À÷ÁÖ ÁøP £¯ß£õmiØUS, ~ßq°ºPÒ GÆÁõÖ

öuõÈØ\õø»PÎÀ £¯ß£kzu¨£kQßÓÚ? ÂÍUSP.

19. Describe the structure of immunoglobulin ‘G’.

÷|õ´ Gvº¦μu® (C®²÷ÍõS÷Íõ¦¼ß) â–ß Aø©¨¤øÚ

ÂÁ›.

20. Write in detail on the mechanism of graft rejection and tissue typing.

Jmk »USuÀ ©ØÖ® v_ ÁøPPÎÀ ~m£ ö\¯ø» ›ÁõP

GÊxP.

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