Hybrid speciation is a form of speciation where hybridization between two different species leads to a new species, reproductively isolated from the parent...
25 KB (2,988 words) - 03:00, 13 September 2024
Red Queen hypothesis (section Positive correlation between speciation and extinction rates (Stanley's rule))
outcrossing implies that there is little opportunity for the production of recombinational variation. In nature, mating is likely most often between closely related...
29 KB (3,520 words) - 14:34, 4 September 2024
sympatric speciation that happens instantly.: 322 Grant coined the term recombinational speciation in 1981; a special form of hybrid speciation where a...
45 KB (5,398 words) - 05:18, 22 February 2024
Glossary of genetics and evolutionary biology (redirect from Glossary of speciation)
periods. This isolation acts as a precursor to allochronic speciation, a type of speciation which results when two populations of a species become isolated...
149 KB (15,967 words) - 02:51, 6 August 2024
species but compatible within the hybrid taxon (recombinational hybrid speciation). A recombinational hybrid taxon typically also has a substantial proportion...
110 KB (11,196 words) - 05:23, 20 May 2024
Evolution (section Speciation)
Speciation has been observed multiple times under both controlled laboratory conditions and in nature. In sexually reproducing organisms, speciation results...
238 KB (24,717 words) - 15:06, 14 September 2024
Homologous recombination (redirect from Recombinational repair)
known as double-strand breaks (DSB), in a process called homologous recombinational repair (HRR). Homologous recombination also produces new combinations...
106 KB (12,113 words) - 01:28, 14 August 2024
that the efficient and accurate recombinational repair of DNA damages during MR may be analogous to the recombinational repair process that occurs during...
43 KB (5,371 words) - 18:28, 12 June 2024
Polyploidy (category Speciation)
highly prevalent in several fungal taxa. Indeed, homoploid speciation (hybrid speciation without a change in chromosome number) has been evidenced for...
82 KB (8,887 words) - 16:44, 18 September 2024
Biology (section Speciation)
speciation is the process by which one lineage splits into two lineages as a result of having evolved independently from each other. For speciation to...
133 KB (13,817 words) - 07:02, 19 September 2024
Recombination supplies two fault-tolerance mechanisms at the molecular level: recombinational DNA repair (promoted during meiosis because homologous chromosomes...
79 KB (9,495 words) - 20:43, 20 August 2024
species specific DNA transfer between cells leading to homologous recombinational repair of DNA damage.[citation needed] Protists are a large group of...
38 KB (4,666 words) - 07:48, 19 February 2024
Hybrid zone (category Speciation)
speciation at the geographical periphery of larger populations can be important targets for conservation, as they may be sites of future speciation events...
26 KB (3,114 words) - 21:54, 2 June 2024
homologous recombinational repair machinery to the damaged site, even in the absence of a sister chromatid. It appears that homologous recombinational repair...
40 KB (4,197 words) - 18:58, 18 September 2024
occurs soon after hybridization. Similarly, homoploid speciation contrasts with polyploid speciation.[citation needed] Zygoidy is the state in which the...
53 KB (5,964 words) - 07:57, 29 July 2024
due to the fact that plants can, unlike most animals, be self-fertile. Speciation can be easier in many plants due to unique genetic abilities, such as...
38 KB (4,362 words) - 10:32, 21 August 2024
the Mre11-Rad50 protein complex that is employed in the homologous recombinational repair of DNA double-strand breaks. Delmas et al. proposed that nucleoid...
23 KB (2,506 words) - 23:36, 7 August 2024