Cell phones are a good way to get connected with the world anytime and anywhere, they can be used for entertainment purposes. Some use it to acquire information while for some it could be a mere fascinating item. Whatever it is, everyone tries to minimize its battery drain. Here you can find some tips to avoid battery drain of your phone.
The fluid mosaic model of the plasma membrane; how it supports osmosis and diffusion.
Cell, the ultimate android built by Dr. Gero, a mad scientist that wants to conquer the world.
The sodium potassium pump establishes the electrochemical gradient that allows our cells to function.
Evidence from paleontology indicates that the first eukaryotic cells appeared on the earth approximately
2 billion years ago. Some fossilized cells that look remarkably like modern-day algae or protozoa appear in shale sediments from China, Russia, and Australia that date from 850 million to 950 million years ago. While it used to be thought that eukaryotic cells evolved directly from prokaryotic cells, we now believe that both prokaryotes and eukaryotes evolved from a different kind of cell, a precursor to both prokaryotes and eukaryotes that biologists call the Last Common Ancestor. This ancestor was neither prokaryotic nor eukaryotic, but gave rise to both in different ways.
The determination of the number of cells or concentration of cells in a sample plays numerous and important roles in microbiological characterization and experimentation.
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