one-half replication
91poison — poisoner, n. poisonless, adj. poisonlessness, n. /poy zeuhn/, n. 1. a substance with an inherent property that tends to destroy life or impair health. 2. something harmful or pernicious, as to happiness or well being: the poison of slander. 3.… …
92Epigenetics — In biology, the term epigenetics refers to changes in gene expression caused by mechanisms other than changes in the underlying DNA sequence. These changes may remain through cell divisions for the remainder of the cell s life and may also last… …
93Evolution of sexual reproduction — The evolution of sexual reproduction is currently described by several competing scientific hypotheses. All sexually reproducing organisms derive from a common ancestor which was a single celled eukaryotic species[1]. Many protists reproduce… …
94Blu-ray Disc — Blue ray redirects here. For the fish of the same name, see Neoraja caerulea. Blu ray Disc Media type …
95Routing in delay tolerant networking — concerns itself with theability to transport, or route, data from a source to adestination is a fundamental ability all communication networks musthave. Delay and disruption tolerant networks(DTNs), arecharacterized by their lack of connectivity …
96Severe acute respiratory syndrome — SARS redirects here. For other uses, see SARS (disambiguation). Further information: Progress of the SARS outbreak Severe Acute Respiratory Syndrome Classification and external resources SARS coronavirus (SARS CoV) is causative of the syndrome …
97Bacillus subtilis — Taxobox image caption = TEM micrograph of a B. subtilis cell in cross section (scale bar = 200 nm). regnum = Bacteria phylum = Firmicutes classis = Bacilli ordo = Bacillales familia = Bacillaceae genus = Bacillus species = B. subtilis binomial =… …
98Oseltamivir — Systematic (IUPAC) name ethyl (3R,4R,5S) 5 amino 4 acetamid …
99Herpes simplex — Herpes redirects here. For the virus that causes herpes simplex, see Herpes simplex virus. For all types of herpes viruses, see Herpesviridae. Herpes simplex Classification and external resources Herpes labialis …
100Evolutionary history of life — Although evidence of early life is scarce and often difficult to interpret, it appears that life appeared on Earth relatively soon (on the geologic time scale) after the planet had cooled enough for liquid water to be present. The dominant theory …
