Living World Notes – Style 1 LIVING WORLD Table of Contents Living World: Characteristics of Living Organisms Growth Reproduction Metabolism or Cellular Organization Consciousness Interaction Self-Evolution 1. Growth Growth is defined as an increase in mass and an increase in the number of individuals. Types of Growth: Intrinsic Growth (Growth from inside): This type of […]
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The Living World – Notes Style 6 The Living World Table of Contents: Key Concepts Characteristics of Living Organisms Growth Reproduction Metabolism & Cellular Organization Consciousness Interaction & Emergence Self-Evolution Diversity in the Living World Nomenclature & Identification Binomial Nomenclature Rules of Nomenclature Trinomial System & Tautonyms Classification & Taxonomy Systematics Taxonomic Categories & Hierarchy
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Polymorphic Lysosomes Poly = many, morphic = forms Exist in different forms within the same cell. Hover to see types Primary lysosome: Inactive enzymes Secondary lysosome: Active digestion Residual body: Waste-filled Autophagic vacuole: Self-organelle digestion Example: Macrophages show all types simultaneously. Pleomorphic Lysosomes Pleo = varied, morphic = forms Shape varies by activity and cell
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Polymorphic Lysosomes Poly = many, morphic = forms → having many forms Lysosomes are polymorphic because they exist in several forms within the same cell, depending on their function: Primary lysosome: Inactive enzymes Secondary lysosome: Active digestion Residual body: Waste-filled Autophagic vacuole: Self-organelle digestion Example: Macrophages show all types simultaneously. Pleomorphic Lysosomes Pleo = varied,
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Balloon Mass Calculation Solving Problem Q.5.19: Balloon Motion Analysis Problem Statement The force of buoyancy exerted by the atmosphere on a balloon is $B$ in the upward direction and remains constant. The force of air resistance on the balloon acts opposite to the direction of velocity and is proportional to it. The balloon carries a
Spring Balance Reading Calculation Calculating the Reading of the Spring Balance in an Accelerating Elevator Problem Statement Find the reading of the spring balance shown in figure (5-E6). The elevator is going up with an acceleration of $g/10$, the pulley and the string are light, and the pulley is smooth. Take $g = 9.8 \text{
🦁 Hakuna Matata – A Message for NEET Aspirants Hakuna Matata is a Swahili phrase that means “no worries”. It gained popularity from the movie The Lion King, but its message is timeless — especially for students preparing for something as challenging as NEET. NEET preparation can feel overwhelming — mock tests, ranks, competition, pressure
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🧬 G₀ Phase – Quiescence in the Cell Cycle In adult animals, not all cells keep dividing. Some cells, like neurons and heart muscle cells, stop dividing after development and enter a state called the G₀ phase, also known as the quiescent phase. This phase is reached from the G1 phase — not directly from
🙏 Doctor’s Day – 1st July Respected Doctors, On this sacred day dedicated to healers — Doctor’s Day — I wish to extend my deepest reverence and heartfelt gratitude to you. Many of you are parents of my students, seniors in the medical fraternity, or individuals who have silently shaped the future of healthcare with
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🩺 Doctor’s Day Message – 1st July Dear Students, On this sacred occasion of Doctor’s Day, my heart swells with pride as I see each one of you — once young, hopeful students preparing for NEET — now standing tall as doctors, healers, and responsible citizens of this nation. From the first white coat to
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