Báo cáo sinh học: "Genome size variation and evolution in North American cyprinid fishes" ppt

... Texas A & M mainframe computer. Genome size change and speciation The findings that the majority of genome size variation in North American cyprinids appears to occur ... variation within cyprinid populations is generally less than that among cyprinid species; (ii) cyprinid species genome sizes appear to be continuously and more or...

Ngày tải lên: 14/08/2014, 20:20

... black and red (7th and 8th entries of table I) and produces only black and tan pups when mated inter se (last entry of Note Inheritance of coat and colour in the Griffon ... METHODS The investigation proceeded by analysing coat quality and colour for pups in litters reported by breeders for the years 1991 and 1992. In total, 126...

Ngày tải lên: 14/08/2014, 19:22

... change in genome size (C-value) (Manfredi-Romanini et al, 1971; Comings and Avelino, 1972; Redi et al, 1986). The difference in genome size between C laucha and C musculinus ... is convincing when species within the same genus are compared (eg Allium) indicating that they have a similar chromosomal organization, the range in variation in...

Ngày tải lên: 14/08/2014, 19:22

... comparing autumn and winter lambings. Further- more, the winter lambings in the Dzabirski and Notter [5] study took place only 3–4 months prior to assessing the blood progesterone level, to determine whether ... the breeding season relates to light. Thus, naturally, sheep mainly breed in the autumn, when the duration of daylight decreases and give birth in early spring. In exten...

Ngày tải lên: 14/08/2014, 13:21

... similarity to UCP1 have been found in plants and other animals, including invertebrates, making up a distinct UCP protein family within the larger mitochondrial carrier protein superfamily. The functions ... been reported in birds, nor UCP1 in sauropsids. These proteins have a single ortholog in invertebrates (it has been reported in, for example, a deuterostome (the sea urchin), b...

Ngày tải lên: 06/08/2014, 19:20

... promoting an increase in proopiomelanocortin and cocaine and amphetamine regulated transcript. Taken together, these findings provide a compelling argument for the role for malo- nyl-CoA in regulating ... effect changes in feeding behavior and energy expenditure. Thus, insulin, leptin and ghrelin, as well as other hormones ⁄ cytokines, interact with their cognate receptors on neu...

Ngày tải lên: 14/02/2014, 22:20

... ordering of the rules in mind, e.g. he may want to express that the rules for inserting determiners during NP-formation should be applied after the rules for inserting adjectives. In the M-grammar ... they do not play a role in the translation relation. 5 Combining Subgrammars and Rule Classes Having introduced some order into the syntactic rules of the grammar and into the t...

Ngày tải lên: 22/02/2014, 10:20

... is a conse- quence of a random shift in hand dominance. Theory sug- gests that in individuals without the genetic disposition, both cerebral and hand dominance are randomly assigned. An implication ... lines of evidence provide support for the genetic hypothesis, including imaging studies on twins [5], meta-analysis of handedness in twins [6], and molecular genetic studies Published...

Ngày tải lên: 08/08/2014, 23:20

... of different origin. The data were collected from a single herd and comprised 7 718 individuals in line B and 9 391 in line R, the lines having 12 and 9 generations ... stocks and selection Two closed lines of rabbits (in this paper referred to as line B and line R) were used in the experiment. Founder animals in line B were...

Ngày tải lên: 14/08/2014, 20:20

... Oxidative index and protein expression levels of cytochrome (Cyt) C in brain infarct area. A) Oxidative index determination by Western blotting of brain infarct area (BIA) (n = 6), showing notably increased ... substantially increased in group 2 than in other groups, remarkably higher in g roups 3 and 4 than in groups 1 and 5, and significantly higher in group 5 than in...

Ngày tải lên: 18/06/2014, 22:20