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bionity.com's Life Science Encyclopedia provides articles for 57,945 entries from biotechnology, pharmaceutics, medicine and biology as well as related scientific disciplines.

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Uranium

Uranium Uranium () is a white/black metal lic chemical element in the actinide series of the periodic table that has the symbol U and atomic number 92. It has 92 proton s and electron s, 6 of them valence electron s. It can have between 141 and 146 neutron s, with 143 and 146 in its most co more

Lung cancer

Lung cancer Lung cancer is a disease of uncontrolled cell growth in tissues of the lung . This growth may lead to metastasis , invasion of adjacent tissue and infiltration beyond the lungs. The vast majority of primary lung cancers are carcinomas of the lung, derived from epithelial cells. Lung more

Alfred Russel Wallace

Alfred Russel Wallace Alfred Russel Wallace OM , FRS (8 January 1823 – 7 November 1913 ) was a British naturalist , explorer , geographer , anthropologist and biologist . He did extensive fieldwork first in the Amazon River basin, and then in the Malay Archipelago , where he identifie more

DNA repair

DNA repair DNA repair refers to a collection of processes by which a cell identifies and corrects damage to the DNA molecules that encode its genome . In human cells, both normal metabolic activities and environmental factors such as UV light can cause DNA damage, resulting in as many as 1 mil more

Immune system

Immune system image of a single neutrophil (yellow), engulfing anthrax bacteria (orange). An immune system is a collection of mechanisms within an organism that protects against disease by identifying and killing pathogen s and tumor cells. It detects a wide variety of agents, from virus es to more

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