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NCERT Solutions for Class 12 Biology Principles and processes Class 12 Biology book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE board exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 12 Biology chapter wise NCERT solution for Biology all the chapters can be downloaded from our website and myCBSEguide mobile app for free.
Download NCERT solutions for Biology as PDF.
NCERT Class 12 Biology Chapter wise Solutions
- 1 – Reproduction in Organism
- 2 – Sexual Reproduction in Flowering Plants
- 3 – Human Reproduction
- 4 – Reproductive Health
- 5 – Principles of Inheritance and Variation
- 6 – Molecular Basis of Inheritance
- 7 – Evolution
- 8 – Human Health and Disease
- 9 – Strategies for Enhancement in Food Production
- 10 – Microbes in Human Welfare
- 11 – Biotechnology: Principles and Processes
- 12 – Biotechnology and its Applications
- 13 – Organisms and Populations
- 14 – Ecosystem
- 15 – Biodiversity and Conservation
- 16 – Environmental Issues
NCERT Solutions for Class 12 Biology Principles and processes
1. Can you list 10 recombinant proteins which are used in medical practice? Find out where they are used as therapeutics (use the internet).
2. Make a chart (with diagrammatic representation) showing a restriction enzyme, the substrate DNA on which it acts, the site at which it cuts DNA and the products it produces.
3. From what you have learnt, can you tell whether enzymes are bigger or DNA is bigger in molecular size? How did you know?
4. What would be the molar concentration of human DNA in a human cell? Consult your teacher.5. Do eukaryotic cells have restriction endonucleases? Justify you answer.
6. Besides better aeration and mixing properties, what other advantages do stirred tank bioreactors have over shake flasks?
7. Collect 5 examples of palindromic DNA sequences by consulting your teacher. Better try to create a palindromic sequence by following base-pair rules.
8. Can you recall meiosis and indicate at what stage a recombinant DNA is made?
9. Can you think and answer how a reporter enzyme can be used to monitor transformation of host cells by foreign DNA in addition to a selectable marker?
10. Describe briefly the following:
(a) Origin of replication
(c) Downstream processing
11. Explain briefly
(b) Restriction enzymes and DNA
12. Discuss with your teacher and find out how to distinguish between
(a) Plasmid DNA and Chromosomal DNA
(b) RNA and DNA
(c) Exonuclease and Endonuclease
NCERT Solutions for Class 12 Biology
NCERT Solutions Class 12 Biology PDF (Download) Free from myCBSEguide app and myCBSEguide website. Ncert solution class 12 Biology includes text book solutions from Biology Book. NCERT Solutions for CBSE Class 12 Biology have total 16 chapters. 12 Biology NCERT Solutions in PDF for free Download on our website. Ncert Biology class 12 solutions PDF and Biology ncert class 12 PDF solutions with latest modifications and as per the latest CBSE syllabus are only available in myCBSEguide
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