Variation and Genetics

Punjab Board > Class 12 > Biology (Total Videos: 457)

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Chapter 22: Variation and Genetics (45 videos)   (Practice Test)
22.1: Genes, Alleles and Gene Pool  (Practice Test)
  1. Genes, Locus, Alleles, Phenotype, Genotype
  2. Gene Pool
22.2: Mendel's Laws of Inheritance  (Practice Test)
  1. Mendels Law of Segregation
  2. Mendel's Interpretation
  3. Test Cross
  4. Punnet Square,Test Cross
  5. Mendels Law of Independent Assortment
  6. Punnet Square
22.3: Dominance Relations  (Practice Test)
  1. Complete Doimance
  2. Incomplete Dominance
  3. Co-Dominance
  4. Co-Doimance
22.4: MN Blood Type or Blood Group System  (Practice Test)
  1. MN Blood Type (Blood Group System)
  2. Over Dominance
  3. Multiple Alleles
  4. ABO-Blood Group System
  5. Rh Blood Group System
  6. erythroblastosis fetalis
22.5: Epistasis  (Practice Test)
  1. Epistasis
  2. Bombay Phenotype
22.6: Pleiotropy  (Practice Test)
  1. Pleiotropy
22.7: Continuously Varying Traits  (Practice Test)
  1. Qualitative Traits
  2. Quantitative Traits
  3. Wheat Grain Colour
  4. Human Skin Colour
22.8: Gene Linkage  (Practice Test)
  1. Gene Linkage
22.9: Crossing Over
  1. Crossing Over
22.10: Sex Determination  (Practice Test)
  1. Genetic Recombination
  2. Sex Determination, Chromosome in Drosophila
  3. Patterns of Sex Determination
  4. Chromosome in Man
  5. Comparison of Chromosomal Determination of Sex Between Drosophila and
  6. Sex Determination in Plants
22.11: Sex Linkage  (Practice Test)
  1. Sex Linkage in Drosophila
  2. Test Cross
  3. Sex-Linkage in Human
  4. Haemophilia
  5. More on Haemophilia
  6. Sex Linked Inheritance, Clour Blindness
  7. Sex Linked Inheritance, Clour Blindness
  8. X- linked Dominant Inheritance
  9. Y- linked Inheritance
  10. Sex Limited Trait, Sex Influenced trait
22.12: Diabetes Mellitus and Its genetic Basis  (Practice Test)
  1. Diabetes Mellitus and Its Genetic Basis
  2. Diabetes Mellitus Type 2