large. a may estimate, based on laws of scaling from known numbers of species against the size of organism, gives an estimate of perhaps trillion species on the planet, of which most would be microorganisms. currently, only one-thousandth of one percent of that total have been described. [ ] archael cells...
the ovary is fertilized, the carpel and some surrounding tissues develop into a fruit. this fruit often serves as an attractant to seed-dispersing animals. the resulting cooperative relationship presents another advantage to angiosperms in the process of dispersal . reduced female gametophyte, seven cells...
and renewable energy engineering faculty of engineering specialises in developing highly efficient solar photovoltaic devices and has worked at laboratories in the uk, japan and australia from - , ned worked in the physics department at imperial college london and prior to that at the school of physics...
for the conversion of food into useful energy. the fundamental importance of oxygen has been understood for centuries, but how cells adapt to changes in levels of oxygen has long been unknown....
humorous, approachable way making science fun and easy to understand, including for young adults. the author is well-known scientist paul knoepfler who is familiar to the public for his science, his blog the niche, and his frequent contributions to lay stories on new science concepts such as stem cells...
accessrestricted access glial cells in the brain use neuropeptides to communicate stress responses and longevity summary full text pdf the stillness of sleep by william wisden, nicholas p. franks science jan : - full accessrestricted access a key neuron in the basal ganglia commands both sleep and immobility...
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