Cell Death
Cell death in multicellular organisms is controlled by two ways.
1. Autophagy
2. Necrosis
1. Autophagy
Auto => itself, Phagy => eat
The cell commits suicide carries self destruction in the absence of survival signals is called autophagy.
2. Necrosis
The cell dies due to injury of tissues is called necrosis.
During this, cell swells and bursts while releasing toxic substance which can damage neighbouring cells and cause inflammation.
Aviation Documentary
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Leonardo da Vinci's "aerial screw" design.
Leonardo da Vinci's Ornithopter design.
*Aviation Overview:*
*Aviation history *refers to the history of devel...
14 years ago
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