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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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Bacteria

Bacteria A bacterium (plural: bacteria) is a unicellular microorganism . Typically a few micrometre s in length, individual bacteria have a wide-range of shapes, ranging from sphere s to rods to spirals. Bacteria are ubiquitous in every habitat on Earth , growing in soil, acidic hot springs , more

Rachel Carson

Rachel Carson Rachel Louise Carson (May 27 , 1907 – April 14 , 1964 ) was an American marine biologist and nature writer whose writings are often credited with launching the global environmental movement . Carson started her career as a biologist in the U.S. Bureau of Fisheries , and t more

Saffron

Saffron Saffron () is a spice derived from the flower of the saffron crocus (Crocus sativus), a species of crocus in the family Iridaceae . The flower has three stigma s, which are the distal ends of the plant's carpel s. Together with its style, the stalk connecting the stigmas to the rest of more

Menstrual cycle

Menstrual cycle The menstrual cycle is a recurring cycle of physiologic changes that occurs in reproductive age females of several mammals, including human beings and other ape s.) After ovulation the remains of the dominant follicle in the ovary become a corpus luteum ; this body has a primary more

Enzyme kinetics

Enzyme kinetics from E. coli with its two substrates, dihydrofolate (right) and NADPH (left), bound in the active site. The protein is shown as a ribbon diagram , with alpha helices in red, beta sheets in yellow and loops in blue. Generated from 7DFR . Enzyme kinetics is the study of the chemic more

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