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Branch migration is the second step of genetic recombination, following the exchange of two single strands of DNA between two homologous chromosomes. [2] The process is random, and the branch point can be displaced in either direction on the strand, influencing the degree of which the genetic material is exchanged. [ 1 ]
Dawkins, in A Devil's Chaplain, expanded his definition of meme by saying there are actually two different types of memetic processes (controversial and informative). The first is a type of cultural idea, action, or expression, which does have high variance; for instance, a student of his who had inherited some of the mannerisms of Wittgenstein .
Advanced Placement (AP) Biology (also known as AP Bio) is an Advanced Placement biology course and exam offered by the College Board in the United States. For the 2012–2013 school year, the College Board unveiled a new curriculum with a greater focus on "scientific practices".
Advanced Placement (AP) examinations are exams offered in United States by the College Board and are taken each May by students. The tests are the culmination of year-long Advanced Placement (AP) courses, which are typically offered at the high school level. AP exams (with few exceptions [1]) have a multiple-choice section and a free-response ...
This glossary of biology terms is a list of definitions of fundamental terms and concepts used in biology, the study of life and of living organisms.It is intended as introductory material for novices; for more specific and technical definitions from sub-disciplines and related fields, see Glossary of cell biology, Glossary of genetics, Glossary of evolutionary biology, Glossary of ecology ...
Discover 30 motivational memes to power you through any struggle. Find the inspiration to make it through tough days and turn every little bit of effort into a victory! The post 30 Motivational ...
The longer a meme stays in its hosts, the higher its chances of propagation are. When a host uses a meme, the meme's life is extended. [36] The reuse of the neural space hosting a certain meme's copy to host different memes is the greatest threat to that meme's copy. [37] A meme that increases the longevity of its hosts will generally survive ...
Edward Hitchcock's fold-out paleontological chart in his 1840 Elementary Geology. Although tree-like diagrams have long been used to organise knowledge, and although branching diagrams known as claves ("keys") were omnipresent in eighteenth-century natural history, it appears that the earliest tree diagram of natural order was the 1801 "Arbre botanique" (Botanical Tree) of the French ...