49. In Neurospora a cross between the genotypes ‘A’ and ‘a’ results in an ascus with ascospores of genotypes as shown below: Statements A to D areevents that could have […]
Tag: CSIR NET Life Science Previous Year Questions and Solution Genetics
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CSIR NET Life Science Previous Year Questions and Solution on GENE MAPPING METHODS
Ideal Model System to Study Allelic Segregation in Meiosis
48. Segregation of alleles can occur either at anaphase I or anaphase II of meiosis. Which one of the following is an ideal model system for identifying the stage at […]
CSIR NET Life Science Previous Year Questions and Solution on GENE MAPPING METHODS
Pedigree LOD Score
47. A pedigree shown below depicts that the individual l-I is heterozygous for a dominant disease allele D and for molecular markers MI/M2. The paternal molecular markers present in the […]
CSIR NET Life Science Previous Year Questions and Solution on GENE MAPPING METHODS
LOD Score Interpretation
The table given below shows the Lod score values of three different pairs of genes studied for assessing if they are linked pairs: Gene Pair ‘1’ Gene Pair ‘2’ Gene […]
CSIR NET Life Science Previous Year Questions and Solution on GENE MAPPING METHODS
Choosing the Best DNA Marker for Animal Breeding
45. DNA markers have enormous potential to improve theefficiency and precision of conventional animal breedingvia marker-assisted selection (MAS). Among thefollowing which would be most suitable marker forselection of animals with […]
CSIR NET Life Science Previous Year Questions and Solution on GENE MAPPING METHODS
Molecular Marker Uses and Limitations in Genetics
44. Molecular marker cannot be utilized for (1) Mapping of genes (2) Identifying the clones (3) Identifying the locus of gene on chromosome (4) Identifying the expressed product Molecular markers […]
CSIR NET Life Science Previous Year Questions and Solution on GENE MAPPING METHODS
Understanding What a Lod Score of 3 Means in Genetic Linkage Analysis
43. A Lod score of 3 represents a Recombination Frequency that is (1) 3 times as likely as the hypothesis of no linkage (2) 30 times as likely as the […]
CSIR NET Life Science Previous Year Questions and Solution on GENE MAPPING METHODS
Drosophila White Eye and Crossveinless X-Linked Genetics
A virgin Drosophila female was crossed with a wild type male. The Fi progeny obtained had four types of males as shown below. Phenotype White eyed Wild type Cross veinless […]
CSIR NET Life Science Previous Year Questions and Solution on GENE MAPPING METHODS
Non-PCR Based Molecular Marker
41. Which of the following molecular marker is non-PCRbased (1) RAPD (2) RFLP (3) SSR(4) SNP The molecular marker that is non-PCR based among the options is RFLP (Restriction Fragment […]
CSIR NET Life Science Previous Year Questions and Solution on GENE MAPPING METHODS
Ideal Model Organism to Identify Stage of Allelic Segregation in Meiosis
40. Segregation of alleles can occur at Anaphase or at Anaphase n of meiosis. With reference to this statement, which one of the following organism is an ideal model system […]
