Dr Marwan Ahmed
• ظننا بالله أنه لن يُضيعنا 💪🏻
•ان شاءالله هحاول اشرح والخص ليكم اغلب المواد بطريقة لطيفه علشان ربنا يكرمنا جميعاً بإذن الله😊
•أسال الله أن يچعله علم يُنتفع به♥️
•لا تنسوا الدعاء لأخواننا في غزة 🇵🇸 𓂆🍉
📌 الشرح هيكون مفيد لطلبه كليه علوم وبعض الكليات الطبيه ان شاءالله🥰
📌 ربي اشرح لي صدري ويسر لي امري واحلل عقدهً من لساني يفقه قولي🤲🏻
📌 للتواصل : https://t.me/drmaroahmed
• 01005649465
Nucleus & Chromosomes, Lysosomes, Mitochondria, Cytoskeleton, Centrosome • Cytology Lec 4
Ribosomes, Smooth & Rough Endoplasmic Reticulum, Golgi Apparatus • Cytology Lec 3
06. Neptunus japonicus ( Crab ) • Practical Invertebrates
05. Penaeus japonicus Part 2 (Nervous, Reproductive system & Ommatidium) • Practical Invertebrates
04. Penaeus japonicus Part 1 (Anatomy of appendages) • Practical Invertebrates • سكشن تشريح الجمبري
03. Galeodes arshs (Sun spider) & Argas periscus • Practical Invertebrates
02. Lycosa Ferox & Leiurus quinuestriatus (Wolf spider, Scorpion) • Practical Invertebrates
01. Phylum: Arthropoda, Chelicerata, Limulus sp. (Horseshoe crab) • Practical Invertebrates
Plasma Membrane Composition - Functions & Transportation • Cytology Lec 2
Prok vs Euk, Cell Organic Components: Carbohydrate, Lipid, Proteins & Nucleic acids • Cytology Lec 1
Redox Titration: Oxalic acid & KMnO₄ ,Oxidation-Reduction Titration • Practical Analytical Chemistry
Solution Preparation From Liquids & Solids • Practical Analytical Chemistry
Molarity, Normality, Fraction, Strength, ppm, ppb, Mole fraction • Practical Analytical Chemistry
Group 𝐈𝐈 Conc. H₂SO₄ & Group 𝐈𝐈𝐈 BaCl₂ • Acidic Radicals "Anions" • Practical Chemistry 𝐈
Intro to Inorganic Qualitative Analysis - Acidic & Basic Radicals • Practical Chemistry 𝐈
Group 𝐈 dil. HCL • Acidic Radicals "Anions" • Practical Chemistry 𝐈
Salting out of Globulin & Albumin in Eggs white using (NH₄)₂SO₄ • Practical Protein Chemistry
Casein Estimation in Milk / Ca.Caseinate • Practical Protein Chemistry
Determination of Glycine Conc. using NaOH Titration • Practical Protein Chemistry
التنفس الخلوي كاملاً • أولي علوم 2026 | Cellular Respiration steps, Aerobic, Anaerobic Fermintation
Marcro & Micronutrients, Proteins, Lipid, Carbohydrates, Vitamins & Minerals • Principals of Zoology
Quantum Numbers - Aufbau, Pauli & Hund Rules, Types of electrons & Orbitals • Inorganic Chemistry
Atomic Structure, Ionization, Isotopes & Average atomic mass number • Inorganic Chemistry
Estimation of Total Chloride in Urine • Practical Physiology
Urinalysis: Visual , Chemical & Microscopic analysis • Practical Physiology
Pathological Urine Components: & Test of: Albumin - Glucose - Acetone • Practical Physiology
Lipase & Emulsion Digestion Experiment • Practical Physiology
ALT Test, Alanine, Pyruvate, Working solution & measuring Absorbance • Practical Physiology
Liver Function Test: Liver Roles, LFT types, Normal Ranges, Blood Tubes types • Practical Physiology
Pancreatic Enzymes: Trypsin - Lipase - Amylase • Practical Physiology