Bsc 3rd Year Botany Notes Pdf
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Cell Biology, Genetic And Plant Breeding
Bsc 3rd Year Botany Notes Pdf (Cell Biology)
- Cell, the unit of life- Cell theory, Prokaryotic and eukaryotic cells; Eukaryotic cell components.
- Ultra structure and functions of cell wall and cell membranes.
- Chromosomes: morphology, organization of DNA in a chromosome (nucleosome model), Euchromatin and heterochromatin.
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Bsc 3rd Year Botany Notes Pdf (Genetic Material)
- DNA as the genetic material: Griffith’s and Avery’s transformation experiment.
- Hershey – Chase bacteriophage experiment.
- DNA structure (Watson & Crick model) and replication of DNA (semi-conservative) .
- Types of RNA (mRNA, tRNA, rRNA), their structure and function.
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Bsc 3rd Year Botany Notes Pdf (Mendelian Inheritance)
- Mendel’s laws of Inheritance (Mono- and Di- hybrid crosses); backcross and test cross.
- Chromosome theory of Inheritance.
- Linkage: concept, complete and incomplete linkage, coupling and repulsion; linkage maps based on two and three factor crosses.
- Crossing Over: concept & significance.
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Bsc 3rd Year Botany Notes Pdf (Plant Breeding)
- Introduction and Objectives of plant breeding.
- Methods of crop improvement: Procedure, advantages and limitations of Introduction, Selection, and Hybridization (outlines only).
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Plant Ecology And Phytogeography
Bsc 3rd Year Botany Notes Pdf (Elements of Ecology)
- Ecology: definition, branches and significance of ecology.
- Climatic Factors: Light, Temperature, precipitation.
- Edaphic Factor: Origin, formation, composition and soil profile.
- Biotic Factor: Interactions between plants and animals.
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Bsc 3rd Year Botany Notes Pdf (Ecosystem Ecology)
- Ecosystem: Concept and components, energy flow, Food chain, Food web, Ecological pyramids.
- Productivity of ecosystem-Primary, Secondary and Net productivity.
- Biogeochemical cycles- Carbon, Nitrogen and Phosphorous.
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Click here to get bsc 3rd year botany ecosystem ecology notes pdf
Bsc 3rd Year Botany Notes Pdf (Population And Community Ecology)
- Population -definition, characteristics and importance, outlines –ecotypes.
- Plant communities- characters of a community, outlines – Frequency, density, cover, life forms, competition.
- Interaction between plants growing in a community.
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Click here to get bsc 3rd year botany population and community ecology notes pdf
Bsc 3rd Year Botany Notes Pdf (Phytogeography)
- Principles of Phytogeography, Distribution (wides, endemic, discontinuous species)
- Phytogeographic regions of India.
- Phytogeographic regions of World.
- Endemism – types and causes.
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