Immunity and Its Types | Innate Immunity Explained | NEET Biology скачать в хорошем качестве

Immunity and Its Types | Innate Immunity Explained | NEET Biology

In this video, we discuss Immunity and its first line of defence, Innate Immunity, in a clear and concept-based manner as per NCERT Biology. Immunity is the body’s natural ability to recognise and eliminate disease-causing organisms such as bacteria, viruses and parasites. We explain Innate Immunity (Natural or Non-specific Immunity) in detail, including its definition, characteristics and major components like physical barriers, physiological barriers, cellular defences and cytokine barriers. This type of immunity is present from birth, acts immediately, and does not show immunological memory. This lecture is especially useful for NEET UG aspirants, Class 11 students, and anyone preparing for medical entrance exams. The concepts are explained in a simple, exam-oriented way with emphasis on NCERT lines and high-yield points. 📌 Topics Covered • Meaning of Immunity • Types of Immunity • Innate Immunity – definition and features • Barriers of Innate Immunity • NEET-relevant concepts and examples 📚 Based strictly on NCERT Biology 👍 Like | Share | Subscribe for more NEET Biology concepts explained clearly.