3. The next number in the series 2, 5, 11, 23, 47, ? will be. A. 95 B. 96 C. 97 D. 98 Pattern Explanation The series follows a recursive […]
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CSIR NET Life Science Previous Year Questions and Solution on EXTENSION OF MENDELIAN PRINCIPLES (62)
TIFR Previous Year Question Papers 2025 Biology With Answer Key Download
Child 36 Inches Tall Flea Jump Height
2. A flea is about 3mm tall but can jump to a height of about 30 cm. If a child is 36inches tall had flea-like abilities, how high will she […]
TIFR Previous Year Question Papers 2025 Biology With Answer Key Download
Probability Second Child Boy Given First Child Boy
1. What is the probability that the second child will be a boy for parents whose firstchild is also a boy?(a) 0.25(b) 1(c) 0.5(d) 0 The correct answer is (c) […]
CSIR NET Life Science Previous Year Questions and Solution on Genetics
Angelman Syndrome Pedigree Problem
The pedigree below is in reference to Angelman Syndrome (AS), which is caused by a mutation in the UBE3A gene on chromosome 15. The gene is also paternally imprinted. Individuals […]
CSIR NET Life Science Previous Year Questions and Solution on Genetics
Prader-Willi Syndrome Chromosome 15: Maternal Uniparental Disomy
35. Which one of the following conditions associated with chromosome 15 may cause Prader-Willi syndrome? (1) Paternal uniparental disomy (2) Maternal uniparental disomy (3) Imprinting of 15q11-q13 locus in maternal […]
CSIR NET Life Science Previous Year Questions and Solution on Genetics
Genetic Causes and Differences Between Angelman Syndrome and Prader-Willi Syndrome
34. Angelman syndrome (AS) and Prader-Willi Syndrome (PWS) have very distinct symptoms. Factors responsible for the occurrence of these syndromes are given below: A. Microdeletion of 15q 11-13 in paternal […]
CSIR NET Life Science Previous Year Questions and Solution on Genetics
Gene Location on 10p11: Chromosome Banding Notation
33. A gene was located on 10p11. This means the gene was located on the (1) short arm of chromosome 10 at G-sub band 1 of band 1 (2) short […]
CSIR NET Life Science Previous Year Questions and Solution on Genetics
R-Banding Chromosomes: False Statements and Mechanism
32. Which of the following statements about R-banding chromosomes is FALSE? (1) The heat treatment preferentially denature the GC rich DNA to produce R-banding pattern. (2) This is essentially the […]
CSIR NET Life Science Previous Year Questions and Solution on Genetics
Giemsa Staining Dark Bands
31. Eukaryotic genomes are organized into chromosomes and can be visualized at mitosis by staining with specific dyes. Heat denaturation followed by staining with Giemsa produced alternate dark and light […]
CSIR NET Life Science Previous Year Questions and Solution on Genetics
Best Technique to Separate Two Loci on Chromosomes: G-Banding Explained
30. Which is best technique to separate the two loci on chromosome? (1) C- banding (2) Gel electrophoresis (3) G-banding (4) Chromatography The best technique to separate or differentiate two […]
