NEET Biology Notes PDF 2027 | Class 11 & 12

Hello friend 👋 NEET Biology Chapter 22: Chemical Coordination and Integration Free Detailed Notes 📚 Pituitary + Thyroid + Adrenal + Pancreas + Hormones PDF + Diagrams + MCQs Want it? DM me ❤️  ### *1. Endocrine System* *Endocrine Glands*: Ductless glands. Secrete *hormones* directly into blood   *Exocrine Glands*: Have ducts. Ex: Salivary, Sweat, Digestive glands   *Mixed Glands*: Both endocrine + exocrine. Ex: Pancreas, Gonads *Hormones*: Chemical messengers. Produced in trace amounts. Regulate metabolism ### *2. Human Endocrine System - Major Glands* #### *A. Pituitary Gland / Hypophysis* *Location*: Below hypothalamus. Attached by stalk   *Divided into 3 parts:* *1. Anterior Pituitary / Adenohypophysis* - *Growth Hormone GH / Somatotropin*: Growth of bones & tissues. Excess → Gigantism. Deficiency → Dwarfism - *Prolactin PRL*: Milk synthesis in mammary glands - *TSH*: Stimulates thyroid gland - *ACTH*: Stimulates adrenal cortex - *Gonadotropin...

*Hello Friends 👋 Today we will study Chapter 19 of Class 11 NCERT Biology: *Excretory Products and their Elimination* These notes are specially made for NEET aspirants. You’ll get detailed + short notes here. Read till the end and don’t forget to save these notes for revision 📚 Let’s get started... Chapter 19: Excretory Products and their Elimination - Class 11 NCERT*   _Detailed Short Notes for NEET - Expanded Version_ ### *1. EXCRETION* *Definition*: Removal of nitrogenous wastes and other toxic metabolic by-products from the body. *Why needed?*  To maintain *homeostasis* - constant internal environment for proper functioning of enzymes and cells. *Mode of excretion depends on*: Habitat, water availability, and evolutionary adaptation. --- ### *2. EXCRETORY PRODUCTS* Based on main nitrogenous waste Product Example Animals Toxicity Water Needed Solubility **Ammonia** Aquatic animals, bony fishes, tadpole Most toxic Very high Highly soluble **Urea** Mammals, amphibians,...

Hello friend 🌸 Just wanted to say you're amazing 💛 Keep smiling and keep shining  Chapter 18: Body Fluids and Circulation - Class 11 NCERT*   _Detailed Short Notes for NEET_ ### *1. BODY FLUIDS* Body fluids are responsible for transport of nutrients, O2, CO2, waste, hormones etc. *3 main types:* 1. *Blood* - Red, circulates in blood vessels 2. *Lymph* - Colorless, circulates in lymphatic system   3. *Interstitial fluid* - Fills gap between cells --- ### *2. BLOOD* Blood is a *specialized fluid connective tissue*.   *Volume*: 5-5.5L in adult. *pH*: 7.4 #### *A. PLASMA - 55%* - *90-92% Water* - *6-8% Proteins*:      - *Albumin* → Osmotic balance     - *Globulin* → Immunity, antibodies     - *Fibrinogen* → Blood clotting - *Other*: Glucose, amino acids, lipids, hormones, vitamins, Na+, K+, Ca++, HCO3-, Cl- - *Functions*: Transport, defense, clotting, maintaining body temp #### *B. FORMED ELEMENTS - 45%* *1. Erythrocyte...

Hello NEET Aspirants! 👋 NEET Dropper here dropping Ch-14: Respiration in Plants Complete Notes + PYQ Tod + No Ratta Only Samajh 🧠 Glycolysis = 2 ATP + 2 NADH = Cytoplasm Krebs = 2 ATP + 6 NADH + 2 FADH2 = Matrix   ETS = 32 ATP = Inner Membrane = O2 → H2O ### *1. RESPIRATION KYA HAI* `Basic Line` Definition = Catabolic + Exergonic + Oxidation Process Equation: C6H12O6 + 6O2 → 6CO2 + 6H2O + Energy = 38 ATP in Theory, 30-32 ATP Actual Site = All Living Cells = Cytosol + Mitochondria Diff from Photosynthesis = Oxidation vs Reduction, Energy Release vs Store Diff from Breathing = Biochemical vs Physical, Cell Level vs Organ Level *Figure 1: Respiration vs Photosynthesis*                     Photosynthesis                Respiration Site                Chloroplast                   Cytosol + Mitochondria...

Hello Friends, As a NEET Dropper, I'm sharing my complete short notes of Chapter 2: Biological Classification with you all. Hope it helps you crack NEET 2027! 📚🔥 Save for revision & Share with other aspirants 💯*NEET 2027: Chapter 2 Biological Classification - Complete Short Notes* 🦠   _Class 11 Biology | NCERT + PYQ Hotspots | 3-4Q Fix Aate Hain_   ---   ### *1. Systems of Classification*   1. *Two Kingdom*: Linnaeus. Plantae & Animalia. _Problem_: Bacteria, Fungi, Euglena not fitted.   2. *Five Kingdom*: R.H. Whittaker 1969. Basis = Cell structure, Thallus org, Mode of nutrition, Reproduction, Phylogenetic relationships. **Kingdom** **Cell Type** **Cell Wall** **Nutrition** **Body Org** **Examples** **Monera** Prokaryotic Peptidoglycan Auto/Hetero Unicellular Bacteria, Cyanobacteria **Protista** Eukaryotic Present in some Auto/Hetero Unicellular Amoeba, Paramecium, Euglena **Fungi** Eukaryotic Chitin Heterotrophic, Absorptiv...