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Plant cells have plastids essential in photosynthesis. They also have an additional layer called cell wall on their cell..

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This tutorial introduces flowing water communities, which bring new and dithering factors into the equation for possible..

Adaptation Tutorial
Adaptation Tutorial

Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habit..

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Muscle cells are specialized to generate force and movement. Learn about the different types of muscle tissues in this t..

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Cell Structure

A typical eukaryotic cell is comprised of cytoplasm with different organelles, such as nucleus, endoplasmic reticulum, G..

An artist depiction of a Precambrian multicellular life form.
The Evolution of Cell Organelles

The nucleus containing the genetic material, DNA, and the mitochondria, well-identified as the "powerhouse of the cell",..