Meiosis (Gk. meioum or meio-to lessen) is a double division which occurs in a diploid cell (or nucleus) and gives rise to four haploid cells (or nuclei), each having half the number of chromosomes as compared to the parent cell. The term meiosis was coined ...
Define semeiotics. semeiotics synonyms, semeiotics pronunciation, semeiotics translation, English dictionary definition of semeiotics. n. Variant of semiotics. se′mei·ot′ic , se′mei·ot′i·cal adj. American Heritage® Dictionary of the English Lan
The term ‘apoptosis’ was coined in 1972 by Kerr, Wyllie, and Currie to describe a distinct type of cell death characterized by the degradation of cellular constituents into membrane-bound apoptotic bodies [3]. Since then, recognition of the importance of apoptosis in health and disease, and ...
Greenspan argues that the housing bubble was not a product of low-interest rates but rather a worldwide phenomenon caused by the precipitous decline in long term interest rates. Birthplace: Manhattan, New York City, New York, USA Also ranks #49 on Famous People Who You May Not Know Were ...
The term synaptinemal complex [later changed to synaptonemal complex (King, 1970)] was coined for this structure.doi:10.1007/978-1-4615-7266-4_3Søren Wilken RasmussenPreben Bach HolmPlenum Publishing Co.Insect UltrastructureRasmussen SW, Holm PB (1982) The meiotic prophase in Bombyx mori. ...
A protein complex that encircles DNA and allows it to pass freely through the hole in its centre. The term was first coined to describe the β-subunit ofE. coliDNA polymerase III and proliferating cell nuclear antigen (PCNA), which tether DNA polymerases to DNA, thereby increasing their proce...
(Flemming had actually discovered thechromosome, although the term would be coined a few years later by Heinrich Waldeyer.) Flemming noted that during cell division, the chromatin formed threadlike bodies, which he termed mitosen, from the Greek word for thread. Based on many observations of ...
(1874) Darwin’s half-cousin, Francis Galton was the first to use the term “Eugenics” and Herbert Spencer who advocated ” social Darwinism” (racist social and economic policies) coined the phrase “survival of the fittest” ‘ (O’Connell, M. et al.) News to me too! Of course, ...
Pairomics is not to be confused with eugenics, a term coined by Francis Galton to define the genetic improvement of organisms, with special attention to the possible improvement of humans 'under the conditions of law and sentiment'.117 However, pairomics can be used as a tool in partner ...
The first one involved short-term blood cultures togenesis was examined through a histological study of that provided results for roughly 50% of the individuals. gonads of both sexes. This procedure was complemented by crosses in which Meiotic cellular suspensions from the right testis were the ...