Split genes uncovered through science fusion
Article Abstract:
A study was conducted to show that fundamental tRNA genes thought to be missing from the genome of the parasitic species of Archaea, Nanoarchaeum equitans, are probably split into separate chunks in completely different parts of genome. The manner in which the separate halves of the missing tRNA are joined to create functional molecules is described by using an effective synthesis of bioinformatics and wet lab approaches.
Publication Name: Heredity
Subject: Biological sciences
ISSN: 0018-067X
Year: 2005
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Nonrandom dispersal and local adaptation
Article Abstract:
Studies were conducted to demonstrate how nonrandom dispersal could promote genetic differentiation in fitness-related traits even in the absence of spatial variation in the selection regime. The results revealed that the patterns of traits differentiation observed in great tits appear to elect the interplay between the diversity effects of nonrandom dispersal and the homogenizing effects of spatially uniform selection.
Publication Name: Heredity
Subject: Biological sciences
ISSN: 0018-067X
Year: 2005
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Closing the gap between rocks and clocks
Article Abstract:
A new study applies a Bayesian relaxed clock method to a large eukaryotic data set and obtains much better agreement between molecular dates and the fossil record. The study reduces the gap between molecular and fossil dates using three strategies of increasing the size of the data set, using a large number of fossil calibration and incorporating uncertainty in both evolutionary rates and fossil calibration points.
Publication Name: Heredity
Subject: Biological sciences
ISSN: 0018-067X
Year: 2005
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