Forum Articles Tutorials Dictionary Directory Tutorials This section of the site aims to promote the understanding of the many various aspects of biology, and is recommended to be used in conjunction with the dictionary to assist with biological terminology. Progressively, the subjects covered will become more related to one another, meaning that the 'bigger picture' can be obtained over time by piecing the tutorials together...we welcome suggestions as to what tutorials you would li ...

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Introduction | Structures/Functions | Prokaryotes vs. Eukaryotes | Types | Reproduction | Theory | Glossary | Credits Cell structures and functionsA visual tour inside the cell that highlights each organelle. Prokaryotes vs. eukaryotesExplore the characteristics of two cell classifications. Cell typesDiscover the features of each of the different types of cells. Cell reproductionFollow the reproduction of cells step-by-step. Cell theoryTake a look at the evolution of the cell theory. Glossary of termsHaving trouble deciphering a word? Surf our glossary. Credits/AcknowledgementsSources of information used in this website. Design: Sandi Barkalow, Noreen Khalid, Robert Pongsajapan. This website was last modified on July 17th, 1997.

Enter | Guided Tour | Text-Only Learn: Understand the intricacies of cells and cell biology by browsing or touring Cellupedia. Simulate: Apply your skills and play our real-time strategy cell simulation against human opponents. Discuss: Share your ideas, speak your criticisms, and debate new research, online, on our discussion boards. Update: Keep informed with the latest news and research in cell biology by visiting our Cellupedia news page.

Click on a concept... This is not an exhaustive list, but should help to get you started. ...or search for a specific word If you know what you want to find, this is quicker!

Gondar Design Biology [ Gondar Design Biology ] Cells Cells Animal Cells Plant Cells Palisade Mesophyll Cells Xylem & Phloem Mitosis Osmosis Plants Leaf Section Blood Vascular System The Heart Blood Blood Plasma Digestive System Balanced Diet Teeth The Mouth Sugars Starch Test Protein Test Vitamins Nicotinic Acid Enzymes Respiration Aerobic Respiration Hormones Hormones Osmoregulation The Kidney Insulin Reproduction Muscles Muscles Central Nervous S ...

HHMI Professor's Phage-Hunters Strike Pay Dirt Researchers Find the Snooze Button A New Way to Build Bone More December 16, 1999 Learning How a Cell's Tiny Motor Powers its Mobility Researchers have for the first time shown how the world's smallest moving machines generate the motion needed to transport their chemical cargo throughout cells. The discovery of how one tiny comp ...

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Introduction to Cell Biology A. What is a cell - Water, carbon, elements. B. Size of Cells. C. What is the difference between elements? D. What is living? E. What is interesting about Cell biology? What is a cell? Cells are structural units that make up plants and animals, also there many single cell organisms. What cells all have in common is they are small 'sacks' composed mostly of water. The 'sacks' are made from a phospholipid bilayer. The membrane is semi-permeable (allowin ...

O N L I N E S I N C E 1 9 9 7 English Português Italiano SEARCH OCAIW: Artists Works Museums and Galleries Friday, 09 June 2006 [ Home ] [ Masters Catalogue ] [ Masters Gallery ] [ The Nude in Art History ] [ Degas' Gallery ] [ Photographers' Gallery ] [ Orazio's Photo Gallery ] [ POSTERS STORE ] A r c h i t e c t sP a i n t e r sP h o t o g r a p h e r sS c u l p t o r s Pierre-Auguste Renoir - Menu: Posters Books Virtual Galleries ...

The study of membranes is important for understanding a wide range of physical, chemical and biological systems. In this module you will learn about surfaces and interfaces; cell membranes and soaps; human red blood cells; and even what all this has to do with new theories of particles in physics. There are three versions of this module, each aimed at a different level. Choose your level by clicking on one of the buttons below: [ Help! | Authors ]

Cell Division - Mitosis How dividing eukaryotic cells partition their genetic material Print a Cell Division Diagram - Click on this link and then use the browser print command to produce a diagram to use with the cell division tutorials. Onion Cell Division Whitefish Cell Division Student Tutorial - Click on these links to learn about the eukaryotic cell cycle. Onion Cell Division Whitefish Cell Division Photo Gallery - Teachers use these images to help your students acquire an underst ...

University of Texas Medical Branch Cell Biology Graduate Program Membrane Structure The cell is highly organized with many functional units or organelles. Most of these units are limited by one or more membranes. To perform the function of the organelle, the membrane is specialized in that it contains specific proteins and lipid components that enable it to perform its unique roles for that cell or organelle. In essence membranes are essential for the integrity and function of the cell ...

University of Texas Medical Branch Cell Biology Graduate Program The Cell Nucleus Structure/function correlations The cell nucleus is a remarkable organelle because it forms the package for our genes and their controlling factors. It functions to: Store genes on chromosomes Organize genes into chromosomes to allow cell division. Transport regulatory factors & gene products via nuclear pores Produce messages ( messenger Ribonucleic acid or mRNA) that code for proteins Produce ...

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Celebrating 50 Years of Electron Microscopy and Modern Cell Biology Journey Into the Cell "The key to every biological problem must finally be sought in the cell," wrote the great classical cell biologist, E.B. Wilson, in 1925. Yet at the time Wilson wrote, the world inside the cell was largely inaccessible. The primary instrument of investigation for classical cell biologists--the light microscope--was physically incapable of resolving a cell's fine interior details. Albert C ...

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[an error occurred while processing this directive] [an error occurred while processing this directive] Welcome to Webcytology, an educational website on unicellular biology created for the ThinkQuest contest. Webcytology is especially designed for students between the 5th and 12th grades and their teachers, although anyone interested in learning more about unicellular biology can enjoy Webcytology's resources. Below are descriptions of the many sections available to you at Webcytology. ...