In this lesson, we explain what types of molecules can pass through the cell plasma membrane and what are the factors that determine whether a molecule can cross a cell membrane: Quick and Easy Explanation on the Cell Membrane
History biography summary of Anton Van Leeuwenhoek and Robert Hooke, including their discoveries, cell theory as Fathers of Microbiology
This lesson discusses the size scales relevant to cell biology.
What makes something living? What are the characteristics of living things? All life has a common origin, but how do we know? This lesson examines various characteristics that define life and the origin of life. Various famous scientists and their biological discoveries are also discussed.
The cell membrane is a mosaic and fluid structure. This lesson explains the factors that affect cell membrane fluidity, increase and decrease membrane fluidity of the phospholipid bilayer.
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