Biology with Dr. E

Centrioles: Organizers of Cell Division

Discover how centrioles help cells divide and maintain organization. This infographic explores their unique structure, location within the centrosome, role in forming the mitotic spindle, and function as microtubule-organizing centers. A simple visual guide to understanding one of the cell's most important components for growth and reproduction.

Microvilli

Microvilli are tiny finger-like projections of the plasma membrane that greatly increase a cell's surface area. Found in the small intestine and kidney tubules, they enhance the absorption of nutrients, water, and other substances. This infographic explores the structure, function, and importance of microvilli in maximizing cellular absorption efficiency.

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Cilia vs Flagella

This infographic explores the similarities and differences between these specialized cellular structures responsible for movement. It compares their structure, function, location, and mechanisms of motion, while highlighting the shared 9+2 microtubule arrangement that enables cellular movement in eukaryotic cells.

Cytoskeleton: The Cell's Internal Framework

Explore the cell's internal support system! This infographic highlights the three components of the cytoskeleton – microfilaments, intermediate filaments, and microtubules – and explains how they provide structural support, enable movement, organize cellular components, transport materials, and help cells divide successfully.