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Conjugation_in_Paramecium.webm (WebM audio/video file, VP8/Vorbis, length 1 min 38 s, 544 × 360 pixels, 591 kbps overall, file size: 6.91 MB) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
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 ...
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 ...
The book was later reprinted as the second half of Isaac Asimov Presents The Golden Years of Science Fiction, Sixth Series with the first half being Isaac Asimov Presents The Great SF Stories 11 (1949). It was the last book in the series to be reprinted as part of the Isaac Asimov Presents The Golden Years of Science Fiction series.
Boris Karloff in James Whale's 1931 film Frankenstein, based on Mary Shelley's 1818 novel.The monster is created by an unorthodox biology experiment.. Biology appears in fiction, especially but not only in science fiction, both in the shape of real aspects of the science, used as themes or plot devices, and in the form of fictional elements, whether fictional extensions or applications of ...
"The Contraband Cow" is a classic science fiction story by L. Sprague de Camp.It was first published in the magazine Astounding Science Fiction for July, 1942. [1] [2] It first appeared in book form in the hardcover collection The Wheels of If and Other Science Fiction (Shasta, 1948); [1] [2] the collection was reprinted in paperback by Berkley Books in 1970. [2]
"The Merman" is a science fiction story by American writer L. Sprague de Camp, based on the concept of human biological engineering.It was first published in the magazine Astounding Science-Fiction for December, 1938.
More Than One Universe: The Collected Stories of Arthur C. Clarke is a collection of science fiction short stories by Arthur C. Clarke originally published in 1991.. The stories originally appeared in the periodicals Playboy, Vogue, Dude, New Worlds, The Magazine of Fantasy & Science Fiction, Dundee Sunday Telegraph, Analog, Amazing Stories, Galaxy Science Fiction, Infinity Science Fiction ...