Molecular Biology, Plant Biology & Ecology - 2 | IIT JAM/CUET PG 2026 | IIT JAM Biotechnology | PW

Описание: Molecular Biology, Plant Biology & Ecology | IIT JAM/CUET PG 2026 | IIT JAM Biotechnology | IIT JAM Score Booster | PW

Lecture by - Ankita Tripathi Ma'am

Boost your IIT JAM Biotechnology preparation with this comprehensive session covering Molecular Biology, Plant Biology, and Ecology. Designed for aspirants of IIT JAM and CUET PG 2026, this lecture focuses on key concepts, important diagrams, and scoring techniques to help you maximize your IIT JAM score.

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📌 Session Timeline:
00:00:00 – Introduction & Syllabus Overview
00:01:38 – Plant Tissues & Cell Types
00:02:14 – Meristematic vs Differentiated Cells
00:04:47 – Plant Tissue Culture & Callus Formation
00:05:50 – Types of Meristematic Tissues
00:06:13 – Primary Growth: Apical Meristem (Elongation)
00:06:44 – Secondary Growth: Lateral Meristem (Increase in Girth)
00:11:51 – Tissue Systems: Dermal, Ground & Vascular
00:15:13 – Permanent Tissues: Simple & Complex
00:17:09 – Simple Tissues: Parenchyma, Collenchyma & Sclerenchyma
00:21:49 – Sclerenchyma as Dead Tissue: Fibres & Sclereids
00:24:00 – Secondary Growth in Dicot Plants
00:27:37 – Vascular Cambium Formation: Intra- & Interfascicular
00:31:09 – Secondary Xylem & Secondary Phloem Development
00:37:37 – Periderm & Bark Structure (Phellem, Phellogen, Phelloderm)
00:44:00 – Water Transport: Pathways & Mechanism
00:45:51 – Casparian Strip: Location & Function
00:48:00 – Apoplast vs Symplast Pathways
01:04:15 – Mineral (Active) vs Water (Passive/Bulk Flow) Movement
01:09:37 – Transpiration & Stomatal Regulation
01:11:00 – Types of Transpiration: Stomatal, Lenticular & Cuticular
01:14:00 – Stomatal Opening & Closing: Potassium/Malate Theory
01:28:20 – Transpiration Pull: Cohesion–Tension Theory
01:39:48 – Cavitation: Air Embolism in Xylem
01:51:46 – Food Transport in Plants: Phloem Translocation
01:53:29 – Phloem Structure: Sieve Tubes & Companion Cells
01:56:56 – Source–Sink Relationship
01:59:00 – Active Loading & Unloading of Sucrose
02:00:30 – Pressure Flow Hypothesis (Mass Flow in Phloem)


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