Biotechnology Principles And Processes Class 12 Biology Chapter - 9 by Bharti Ma'am (LECTURE - 1)

Bharti Ma'am explains the basic principles and processes of biotechnology from Class 12 Biology, focusing on the meaning of biotechnology, its importance for NEET and boards, and key concepts like genetic engineering and bioprocess engineering. Students learn about the discovery and function of restriction enzymes (molecular scissors), types of ends (blunt and sticky), and how recombinant DNA technology works, with helpful examples from daily life and NCERT definitions. The session also covers the naming of restriction enzymes and the role of molecular glue (ligase), giving a strong foundation for understanding this important NCERT chapter.
▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬
🌐 𝐉𝐨𝐢𝐧 𝐁𝐡𝐚𝐫𝐭𝐢 𝐌𝐚'𝐚𝐦 𝐓𝐆 𝐂𝐡𝐚𝐧𝐧𝐞𝐥 𝐅𝐨𝐫 𝐍𝐨𝐭𝐞𝐬, 𝐐𝐮𝐢𝐳𝐳𝐞𝐬, 𝐒𝐭𝐮𝐝𝐲 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥 & 𝐌𝐨𝐫𝐞: https://t.me/bharti_mam_biology
▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬
🔺𝐌𝐈𝐒𝐒𝐈𝐎𝐍 𝐁𝐎𝐀𝐑𝐃𝐒 𝟗𝟓+ | 𝐅𝐨𝐫 𝐅𝐫𝐞𝐞 𝐄𝐧𝐫𝐨𝐥𝐥𝐦𝐞𝐧𝐭 𝐔𝐬𝐞 𝐂𝐨𝐝𝐞 𝐍𝐂𝐄𝐑𝐓𝟏𝟎𝟎: https://applink.adda247.com/d/pPAobzHScg

🔺𝐁𝐞𝐬𝐭 𝐎𝐟𝐟𝐥𝐢𝐧𝐞 + 𝐎𝐧𝐥𝐢𝐧𝐞 𝐍𝐂𝐄𝐑𝐓 𝐁𝐚𝐬𝐞𝐝 𝐓𝐞𝐬𝐭 𝐒𝐞𝐫𝐢𝐞𝐬 𝐟𝐨𝐫 𝐍𝐄𝐄𝐓 𝟐𝟎𝟐𝟔 (𝐍𝐁𝐓𝐒 𝟐.𝟎 𝗢𝗳𝗳𝗹𝗶𝗻𝗲 + 𝗢𝗻𝗹𝗶𝗻𝗲): https://applink.adda247.com/d/YgUBqahF9q

🔺𝐍𝐄𝐄𝐓 𝐌𝐚𝐡𝐚-𝐏𝐫𝐚𝐜𝐭𝐢𝐜𝐞 𝐂𝐨𝐦𝐛𝐨: https://applink.adda247.com/d/6bGsCa16kl
▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬
📌 𝐉𝐨𝐢𝐧 𝐍𝐂𝐄𝐑𝐓 𝐍𝐄𝐄𝐓 𝐀𝐝𝐝𝐚𝟐𝟒𝟕 𝐒𝐨𝐜𝐢𝐚𝐥 𝐌𝐞𝐝𝐢𝐚 𝐅𝐨𝐫 𝐍𝐨𝐭𝐞𝐬, 𝐐𝐮𝐢𝐳𝐳𝐞𝐬, 𝐒𝐭𝐮𝐝𝐲 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥 & 𝐌𝐨𝐫𝐞:-

🌐 Telegram: https://t.me/Ncertneetadda247
🌐 Instagram:   / ncert.adda247  
📲 Download ADDA247 App: http://bit.ly/466MKQ3
▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬
📌 𝐃𝐫𝐞𝐚𝐦 𝐌𝐞𝐝𝐢𝐜𝐚𝐥 𝐂𝐨𝐥𝐥𝐞𝐠𝐞 𝐤𝐞 𝐥𝐢𝐲𝐞 𝐏𝐞𝐫𝐟𝐞𝐜𝐭 𝐒𝐡𝐮𝐫𝐮𝐚𝐚𝐭!
🔹 𝐀𝐜𝐡𝐢𝐞𝐯𝐞𝐫 𝐁𝐚𝐭𝐜𝐡 - NEET UG 2026 Online Course - https://applink.adda247.com/d/achieve...

𝐅𝐨𝐫 𝐂𝐥𝐚𝐬𝐬 𝟏𝟐𝐭𝐡 𝐒𝐭𝐮𝐝𝐞𝐧𝐭𝐬:-
🔺One Mahapack - https://applink.adda247.com/d/12thMah...
🔺One Pro Mahapack - https://applink.adda247.com/d/12thPro...

𝐅𝐨𝐫 𝐂𝐥𝐚𝐬𝐬 𝟏𝟏𝐭𝐡 𝐒𝐭𝐮𝐝𝐞𝐧𝐭𝐬:-
🔺One Mahapack - https://applink.adda247.com/d/11thMah...
🔺One Pro Mahapack - https://applink.adda247.com/d/11thPro...

Use Code: 𝐙𝐁𝐁𝐒 for Maximum Discount
📞 Call Now for Enrollment Queries: 𝟎𝟕𝟐𝟏𝟕𝟐𝟏𝟕𝟐𝟒𝟕
▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬
📌 𝐀𝐁𝐎𝐔𝐓 𝐍𝐂𝐄𝐑𝐓 𝐍𝐄𝐄𝐓 𝐀𝐃𝐃𝐀𝟐𝟒𝟕:-

Welcome to Adda247, India's Largest Vernacular Learning Platform. NCERT NEET Adda247 is your go-to place for NCERT Class 11th & 12th preparation, along with complete guidance for cracking the NEET UG exam. We provide free and paid courses, video lectures, and study materials to help you crack school exams and the NEET.

🔔 Subscribe Now for Daily NEET Prep –    / @ncertneetadda247  
▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬
⏰ 𝐓𝐢𝐦𝐞𝐬𝐭𝐚𝐦𝐩𝐬:-
00:00 - Introduction to Biotechnology
03:16 - Importance of Biotechnology
05:40 - Definition of Biotechnology
07:28 - Traditional Biotechnology Example
10:42 - Principles of Biotechnology
10:56 - Genetic Engineering
15:19 - Bio-Process Engineering
21:20 - Recombinant DNA Technology
36:16 - Restriction Enzymes
46:39 - Types of Restriction Enzymes
49:15 - Blunt and Sticky Ends
54:27 - DNA Sequence and Complementarity
58:52 - Sticky Ends and Enzymes
01:00:24 - Discovery of Restriction Enzymes
01:01:29 - Naming of Restriction Enzymes
01:03:54 - Using Restriction Enzymes
01:05:14 - Role of Ligase
01:06:15 - Class Summary and Homework