Porter

porter A membrane protein that functions to transport substances into and out of the cell...

This tutorial looks at some of the communities in freshwater lentic habitats. For instance, symbiosis occurs in a commun..

Gregor Mendel's studies into Monohybrid and Dihybrid crossing and Charles Darwin's study of evolution and natural select..

Geological periods is a study guide that cites the different geological periods on Earth's timeline. Each has a brief ov..

Proteins have a crucial role in various biological activities. Get to know how proteins are able to perform as enzymes, ..

Nutrients in the soil are essential to the proper growth of a land plant. This tutorial deals with the properties of soi..

Following nine months inside the mother's womb is the birth of the baby. Know the different stages of the birthing proce..

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