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🔬 About This Lesson
This lecture focuses on Biochemistry — an important chapter in Class 9 Chemistry.
In this session, we explore the chemical composition of living organisms, including carbohydrates, proteins, fats, enzymes, and nucleic acids. The video explains how biological molecules function and why chemistry is essential to understanding life processes.
🎥 Watch now: Class 9 Chemistry | Biochemistry | STEMBridge Learning
📘 Lesson Details
- Subject: Chemistry
- Chapter: Biochemistry
- Level: Class 9 (FBISE / Matric / O-Level Equivalent)
- Topic: Biological Molecules, Enzymes, and Chemical Composition of Living Organisms
- Platform: STEMBridge YouTube Channel
🧠 What You Will Learn
By the end of this lecture, you will clearly understand:
- The meaning and importance of biochemistry
- The role of elements like carbon, hydrogen, oxygen, and nitrogen in living organisms
- Structure and function of carbohydrates, proteins, and fats
- Introduction to enzymes and nucleic acids (DNA, RNA)
- Difference between organic and inorganic compounds in cells
- How these molecules maintain life and energy in biological systems
Each concept is explained in simple language with real-life examples, ensuring every student can grasp the basics easily.
⚗️ Why This Topic Matters
Biochemistry is where Chemistry meets Biology — it helps you understand how chemical reactions sustain life.
Understanding this chapter enables you to:
- Explain metabolism and energy flow in living organisms
- Understand nutrition and digestion from a molecular perspective
- Recognize how enzymes speed up biochemical reactions
- Build a foundation for future topics like enzymology, biotechnology, and cell biology
This topic is also frequently tested in Class 9 Chemistry exams, both in short and long questions.
🎓 Exam-Focused Insights
- Learn the difference between monomers and polymers
- Revise functions of enzymes and examples of carbohydrates and proteins
- Understand hydrolysis and condensation reactions in biomolecules
- Focus on diagrams and tables — these are often tested in papers
💡 Tip: Revise key definitions (like enzyme, amino acid, nucleotide) and memorize biological molecule formulas for full marks!
📺 Watch the Full Lecture
🎥 Watch it here:
👉 Class 9 Chemistry | Biochemistry | Explained by STEMBridge
In this video, you’ll find step-by-step explanations, important notes, and exam tips to strengthen your understanding of biochemistry.
🔍 Students Often Search For
- Biochemistry Class 9 Notes
- Biological Molecules and Enzymes Explanation
- Chemistry of Life Class 9 FBISE
- Difference between Organic and Inorganic Compounds
- Proteins, Fats, and Carbohydrates Notes for Class 9
- STEMBridge Class 9 Chemistry Lectures
This lecture covers all these areas in a clear, visual, and easy-to-understand way.
📚 Explore More Lessons
Check out more lessons from STEMBridge Learning:
- Introduction to Energetics and Enthalpy of Reaction
- States of Matter – Class 9 Chemistry
- Physical and Chemical Changes
- Structure of Atom and Periodic Table
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