Chromosomes and DNA

Balochistan Board > Class 12 > Biology (Total Videos: 514)

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Chapter 20: Chromosomes and DNA (44 videos)   (Practice Test)
20.1: Types of Chromosomes  (Practice Test)
  1. Gene and Genome, Chromosome, Chromatin
  2. Types of Chromosomes
  3. Composition of Chromosome
  4. Gametes, Organisms have Number of Chromosomes Specific to their Speci
  5. Number and Structure of Chromosome
20.2: The Chromosome Theory of Inheritance  (Practice Test)
  1. The Chromosomal Theory of Inheritance
  2. A Vehicle of Inheritance,Gametes as a Carriers of Genes
20.3: Search for the Hereditary Material  (Practice Test)
  1. DNA as Hereditary Material,vehicle
  2. More on DNA as Hereditary Material, vehicle
  3. Comparison of DNA and RNA
  4. Mononucleotide
  5. Nucleotide and Polynucleotide
20.4: Watson and Crick's Model of DNA  (Practice Test)
  1. Significance of Base Squence
  2. Watson-Crick Model of DNA
  3. Watson-Crick Model of DNA
  4. Replication of DNA
  5. How Does the DNA of Chromosome work?
  6. DNA Replication in Prokaryotes and Eukaryotes
  7. Types of Replication
  8. The Meselson-Stahl Experiment
  9. Mechanism of DNA Replication
  10. More on Mechanism of DNA Replication
  11. What is a Gene
  12. Genes and Enzymes
  13. Experiment of Beadle and Tatum on Neurospora
  14. One-Gene/ One-Polypeptide
  15. Haemoglobin
20.5: Flow of Genetic Information in Cells  (Practice Test)
  1. RNA as a Carrier of Genetics Information
  2. Types of RNA
20.6: Transcription  (Practice Test)
  1. Transcription
  2. Advance Transcription
  3. Advance Transcription
  4. More on Transcription
  5. Post-Transcriptional Modification of mRNA
20.7: Gentic Code  (Practice Test)
  1. Gentic Code
20.8: Protein Synthesis  (Practice Test)
  1. Translation
  2. Advance Translation,Protein Synthesis
  3. More on Translation
  4. Difference between Translation in Prokaryotes and Eukaryotes
20.9: Mutations  (Practice Test)
  1. Mutations
  2. Importance of Mutation
  3. Chromosomal Mutations
  4. Turner Sydrome
  5. Point Mutaion