Cellular and Micro Biology

Dive into the structure and function of cells — the building blocks of life — from membranes to organelles.

Biomolecules

Explore the structure and function of carbohydrates, proteins, lipids, nucleic acids, vitamins, and minerals.


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Cell Structure and Organelles

Explore the components of cells and the specialized organelles that carry out vital cellular functions.


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Cell Membranes

Structure of the phospholipid bilayer, membrane proteins, and fluid mosaic model.


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Passive Transport

Movement of substances across membranes without energy, including diffusion, osmosis, and facilitated diffusion.


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Active Transport

Energy-dependent movement of molecules against a concentration gradient using membrane proteins.


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Prokaryotic vs. Eukaryotic Cells

Compare the simplicity of prokaryotic cells with the complexity of eukaryotic cells in terms of structure and function.


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Plant vs. Animal Cells

Understand the key structural and functional differences between plant and animal cells, including their unique organelles.


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Cell Cycle

Explore the stages of the cell cycle, including interphase and mitosis, and understand their role in growth and division.


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Mitosis and Meiosis

Learn more about the cell division.


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Ploidy and Gametogenesis

Explore how gametes are formed and how chromosome numbers are balanced between generations.


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Cellular Respiration

Discover how cells break down glucose to release energy through glycolysis, the Krebs cycle, and the electron transport chain.


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Microbes and Their Characteristics

Learn the characteristics, structures, and roles of common microbes in the environment and health.


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Useful and harmful microbes

Explore how microbes can cause disease or be used in food production, medicine, and industry.


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Sterilization and Aseptic Techniques

Learn the methods used to eliminate microbes and maintain sterile environments in labs and medicine.


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Vaccines and Antibiotics

Understand how vaccines prevent diseases and how antibiotics work to fight bacterial infections.


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Ready to take IJSO-style cellular and micro biology practice questions?

Apply your knowledge with our collection of IJSO-style cellular and micro biology problems.

View Cellular and Micro Biology Practice Questions →
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Ready to take IJSO-style cellular and micro biology mock tests?

Challenge yourself with our collection of IJSO-style mock tests in cellular and micro biology, designed to test your problem-solving skills and understanding.

View Cellular and Micro Biology Mock Tests