Genomics in plant breeding (Question Paper )

 

 

Answer the following:

1. What is the principle of assigning markers to different linkage groups/chromosomes? (1.00 mark)
2. What is the basic principle of linkage map construction? (1.00 mark)
3. How may marker orders be possible with 'n' number of markers? (1.00 mark)
4. What is the formula for estimating recombination between marker loci in RIL population? (1.00 mark)
5. How do you classify QTL mapping methods based on number of markers used per analysis? (2.00 marks)
6. What are the criteria to select the parents for developing mapping populations? (1.00 mark)
7. What is the principle of detecting QTL using selective genotyping? (1.00 mark)
8. Mention the strategy to phenotype F₂ mapping population. (1.00 mark)
9. Mention the number of marker classes possible in F₂, backcross, recombinant inbred lines (RIL), and di-haploid populations. (3.00 marks)
10. Define mapping function and mention their types. (2.00 marks)
11. Mention the type of markers to be used to genotype F₂, backcross, recombinant inbred lines (RIL), di-haploid mapping population and why? (3.00 marks)
12. What is the principle of detecting QTL in single marker analysis and illustrate with a hypothetical numerical example? (3.00 marks)