Search results
Results From The WOW.Com Content Network
Climate change—science fiction dealing with effects of anthropogenic climate change and global warming at the end of the Holocene era; Megacity; Pastoral science fiction—science fiction set in rural, bucolic, or agrarian worlds, either on Earth or on Earth-like planets, in which advanced technologies are downplayed. Seasteading and ocean ...
Paramecium feed on microorganisms such as bacteria, algae, and yeasts. To gather food, the Paramecium makes movements with cilia to sweep prey organisms, along with some water, through the oral groove (vestibulum, or vestibule), and into the cell. The food passes from the cilia-lined oral groove into a narrower structure known as the buccal ...
On the structural analysis of science fiction; Science fiction : a hopeless case – with exceptions ("a more polemic version" of a chapter from Science Fiction and Futurology [1]) Philip K. Dick : a visionary among the charlatans (an afterword to the 1975 Polish translation of Ubik [2]) The time-travel story and related matters of science ...
However, studies have shown that when put under nutritional stress, Paramecium aurelia will undergo meiosis and subsequent fusion of gametic-like nuclei. [1] This process, defined as hemixis, a chromosomal rearrangement process, takes place in a number of steps. First, the two micronuclei of P. aurelia enlarge and divide two times to form eight ...
Fact and Fancy is a collection of seventeen scientific essays by American writer and scientist Isaac Asimov. It was the first in a series of books collecting his essays from The Magazine of Fantasy and Science Fiction, and Asimov's second book of science essays altogether (after Only a Trillion). Doubleday & Company first published it in March ...
ln clonal populations of Paramecium, aging occurs over successive generations leading to a gradual loss of vitality, unless the cell line is revitalized by conjugation or autogamy. In Paramecium tetraurelia, the clonally aging line loses vitality and expires after about 200 fissions, if the cell line is not rejuvenated by conjugation or self ...
From Earth to Heaven is a collection of seventeen scientific essays by American writer and scientist Isaac Asimov. It was the fifth of a series of books collecting essays from The Magazine of Fantasy and Science Fiction. It was first published by Doubleday & Company in 1966.
Of Matters Great and Small is a collection of seventeen scientific essays by American writer and scientist Isaac Asimov. It was the eleventh of a series of books collecting essays from The Magazine of Fantasy and Science Fiction, although it also includes one essay from Science Digest. [1] It was first published by Doubleday & Company in 1975.