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Chapters
Chapter 2: Sexual Reproduction in Flowering Plants
Chapter 3: Human Reproduction
Chapter 4: Reproductive Health
Chapter 5: Principles of Inheritance and Variation
Chapter 6: Molecular Basis of Inheritance
Chapter 7: Evolution
Chapter 8: Human Health and Disease
Chapter 9: Strategies for Enhancement in Food Production
Chapter 10: Microbes in Human Welfare
Chapter 11: Biotechnology : Principles and Processes
Chapter 12: Biotechnology and its Applications
Chapter 13: Organisms and Populations
Chapter 14: Ecosystem
Chapter 15: Biodiversity and Conservation
Chapter 16: Environmental Issues
Solutions for Chapter 6: Molecular Basis of Inheritance
Below listed, you can find solutions for Chapter 6 of CBSE, Karnataka Board PUC NCERT for Class 12 Biology.
NCERT solutions for Class 12 Biology Chapter 6 Molecular Basis of Inheritance Exercises [Page 125]
Group the following as nitrogenous bases and nucleosides:
Adenine, Cytidine, Thymine, Guanosine, Uracil and Cytosine.
If a double stranded DNA has 20 per cent of cytosine, calculate the per cent of adenine in the DNA
If the sequence of one strand of DNA is written as follows:
5'-ATGCATGCATGCATGCATGCATGCATGC-3'
Write down the sequence of complementary strand in 5'→3' direction
If the sequence of the coding strand in a transcription unit is written as follows:
5'-ATGCATGCATGCATGCATGCATGCATGC-3'
Write down the sequence of mRNA
Which property of DNA double helix led Watson and Crick to hypothesise semi-conservative mode of DNA replication? Explain.
Depending upon the chemical nature of the template (DNA or RNA) and the nature of nucleic acids synthesised from it (DNA or RNA), list the types of nucleic acid polymerases.
How did Hershey and Chase differentiate between DNA and protein in their experiment while proving that DNA is the genetic material?
Differentiate between Repetitive DNA and Satellite DNA
Differentiate between mRNA and tRNA
Differentiate between the Template strand and the Coding strand.
List two essential roles of ribosome during translation.
Explain (in one or two lines) the function of the following
Promoter
Explain (in one or two lines) the function of the following
tRNA
Why is the Human Genome project called a mega project?
What is DNA fingerprinting?
Give the applications of DNA fingerprinting technique.
Briefly describe the following - Transcription
Briefly describe the following - Polymorphism
Briefly describe the following - Translation
Briefly describe the following: Bioinformatics
Solutions for Chapter 6: Molecular Basis of Inheritance
NCERT solutions for Class 12 Biology chapter 6 - Molecular Basis of Inheritance
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Concepts covered in Class 12 Biology chapter 6 Molecular Basis of Inheritance are Packaging of DNA Helix, Introduction of Search for Genetic Material, The Experimental Proof, Introduction of Transcription, Introduction of Molecular Basis of Inheritance, Structure of Nucleotide, Molecular Basis of Inheritance (Questions), Structure of Polynucleotide Chain, The Genetic Material is a DNA, Properties of Genetic Material (DNA Versus RNA), The RNA World, The Machinery and the Enzymes, DNA Replication, Transcription Unit, Transcription Unit and the Gene, Types of RNA and the Process of Transcription, Deoxyribonucleic Acid (DNA) and Its Structure, Search for Genetic Material, Protein synthesis - Transcription, Genetic Code, Introduction of Genetic Code, Mutations and Genetic Code, tRNA – the Adapter Molecule, Translation, Regulation of Gene Expression, The Lac Operon, Human Genome Project, DNA Fingerprinting Technique, Structure of DNA and RNA, Rice Genome Project.
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