Class 12 NCERT • Biology (New Syllabus)
Class 12 Biology Ch 05: Molecular Basis of Inheritance
Select a topic or study module below to explore the search for genetic material, DNA and RNA structure, replication, transcription, genetic code, translation, gene expression regulation, Human Genome Project, DNA fingerprinting, and review questions.
Topic 01 • Search for Genetic Material
Exploring Griffith’s Transformation Experiment, Hershey-Chase Experiment, Watson-Crick DNA Double Helix Model, and Packaging
Topic 02 • DNA Replication
Analyzing Meselson and Stahl Semi-Conservative Experiment, Replication Fork, DNA Polymerase, Leading and Lagging Strands
Topic 03 • Transcription
Studying Transcription Unit, Promoter, Structural Gene, Terminator, RNA Polymerase, Capping, Tailing, and Splicing in Eukaryotes
Topic 04 • Genetic Code
Investigating Triplet Codons, Degeneracy, Universality, Start and Stop Codons, and Frameshift Mutation Impacts
Topic 05 • Translation
Examining Transfer RNA (tRNA) Adapter Molecule, Ribosome Structure, Activation of Amino Acids, and Peptide Bond Formation
Topic 06 • Gene Regulation & Lac Operon
Analyzing Transcriptional Control, Jacob and Monod Lac Operon Model, Promoter, Operator, and Inducer Roles
Topic 07 • HGP & DNA Fingerprinting
Studying Goals of HGP, Salient Genome Features, Satellite DNA, VNTRs, Polymerase Chain Reaction, and Forensic Applications
Module 08 • Solutions & Chapter Review