Loyola College B.Sc. Zoology Nov 2003 Genetics Question Paper PDF Download

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI– 600 034

B.Sc. DEGREE EXAMINATION  –     ZOOLOGY

fifth SEMESTER  – NOVEMBER 2003

ZO 5501/ ZOO  510   genetics

05.11.2003                                                                                        Max: 100 Marks

1.00  – 4.00

 

PART – A                            

Answer ALL questions                                                            (10 ´ 2 = 20 Marks)

 

  1. Define a) gene      b) Chromosome
  2. What is erythroblastosis soetalis?
  3. Write a note on a) cistron    b) recon
  4. Define a) antigen    b) antibody
  5. What is a plasmid?
  6. Write any two advantages of outbreeding.
  7. Define a) genotype     b) phenotype
  8. Give any two principles of bioinformatics.
  9. What is amnioentesis
  10. What is a Lysogenic bacteria?

 

PART – B

Answer any four questions                                                  (4 ´ 10 = 40 Marks)

  1. Explain Mendel’s law of independent assortment with an example.
  2. Explain in detail the maternal inheritance.
  3. Give an account on genetic counselling and planned genotypes.
  4. Give an account of Hardy – Weinberg’s equilibrium with a suitable example.
  5. Explain antigen-antibody reaction.
  6. Give an account on phage infection.

PART – C                             (2 ´ 20 = 40 Marks)

Answer any two questions

  1. Define multiple alleles.   Explain multiple alleles in detail

with suitable examples.

 

  1. Write an essay on microbial genetics.
  2. Give an account of inherited metabolic disorders in man.
  3. Write an essay on interaction of genes with examples.

 

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