Enzymes introduction, nature of enzymes, properties of enzymes, importance of enzymes, and functions of enzymes explained for Class 11 Biology Chapter 5 Enzymes (New Syllabus 2025). In this lecture we cover: Introduction to Enzymes – definition and role in metabolism Nature of Enzymes – proteins acting as biological catalysts General Properties of Enzymes – specificity, efficiency, sensitivity to temperature and pH Functions of Enzymes – lowering activation energy, speeding up biochemical reactions Importance of Enzymes in digestion, respiration, photosynthesis, DNA replication, and metabolism Examples of common enzymes in daily life and biological systems This lecture is helpful for: Class 11 Biology (New Book 2025) MDCAT Biology & NEET Biology preparation Board exams & competitive test preparation 👉 Subscribe to ilm e Biology for complete Class 11 & 12 Biology lectures (2025 syllabus). #Enzymes #Class11Biology #IntroductionToEnzymes #PropertiesOfEnzymes #FunctionsOfEnzymes #EnzymesLecture #MDCATBiology #NEETBiology #Biology2025