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Editorial Team, Academic Writer

Welcome to Biology Notes Online! We are the BNO Team, dedicated to providing high-quality, accessible biology study notes for students and teachers alike. Our goal is to simplify complex biological concepts and present them in an easy-to-understand format, entirely free of charge. Whether you're preparing for exams, teaching a class, or simply passionate about biology, our comprehensive notes are designed to support your learning and teaching journey.

Difference Between Active Transport and Passive Transport – Active vs Passive Transport

Difference Between Active Transport and Passive Transport - Active vs Passive Transport

Passive and active transport are two different methods to move molecules across cells’ membranes. The cell membrane is multi-tasking device that provides structure to the cell , while protecting the contents of the cytosol from the outside environment.

Difference Between Cilia and Flagella

Difference Between Cilia and Flagella

Cilia and Flagella are tiny structures attached to eukaryotic and prokaryotic cells. They protrude from the surface of their cells. These structures help in the locomotion of unicellular organisms. Accordingly, they mainly contain proteins called microtubules or basal bodies. In the case of single-celled eukaryotic organisms, both cilia and flagella are vital for locomotion.

Differences Between Mitochondria and Chloroplast – Mitochondria vs Chloroplasts

Differences Between Mitochondria and Chloroplast - Mitochondria vs Chloroplasts

Mitochondria originates of the Greek word meaning’mitos’ thread and ‘chondrios’-granule. Mitochondria are also referred to as the “powerhouse of cells’ because their primary purpose is to generate energy through the process of ATP.