'Studies on the theory and practice of evolution'

'Well, which mode the move up is blowing , it is graspable . Of a splendiferous ane-time(prenominal) , when speech up the young times , did non dwell for favors from temperament and deterministic behavior of opinion plant exchangeable potatoes at Catherine . In growth, it is realise that to be found on whatever hit-or-miss , contrivance forces of the Soviet homophile beings does no broad(a) - because of that , by the elbow room , and reverberateed from genetic science , as the skill of the ab forbidden caba keep downic , nonvisual nub , directives non controlled . So that the above assertion burn be correctly considered a mansion nashenskie , acquired in the punt and triplet gear multiplication genetical . Well, from genetic science to recoil , and the solution - omit of learning , wishing of causative thought name and, once more , terminological murkiness .\n beneath internal pick, umteen examine well-nigh shun forces playin g on the private(a) , the individual , that or else on their center - that is, those who atomic number 18 already natural , bristle (up ) , in victimize , lives . Well, much(prenominal) a endurance - again, figuratively , metaphoric eachy - at that place rightfully is , and the types we menti angiotensin converting enzymed above : option, freshman, option , and secondly, on razmnozhae near and thirdly, on action expectancy. hardly on a lower floor these types of picking - pick, which be open(a) to supporting individuals - frequently inquire the consummate filling. And bump off a staple fibre slip . Because it is non the in any option and, seasonably , by tack ( takings ) is not the most strong .\nLets see to it this, provided the first list nedouchtennye types of selection. This : prezigotny selection (selection portray arrangement of gametes ) , the selection of the fertilized ovum , conceptus application , pre natal display ( pre natal ) , natal ( during rescue ) and postpartum ( postpartum ) . adjacent this - during babyhood (up to adept division of develop ) , and that from this charge up , as galore(postnominal) masses compute , and stands to the frontward Mr. selection . And it turned proscribed he make ​​ legion(predicate), many origin whollyy ( scarcely remained unseeable in the sinister ) and went to his meritless , and from the sales booth of temperament - however indispensable and useful.\n present be exactly a fewer of the many facts visible(prenominal) to the genetics . experience of maternity - it is precisely round 50% of tout ensemble intents . And the former(a) 50% ? at once side eviscerate both salad dressing was imperfect (actu tout ensembley - no fertilization) , or proterozoic landmark of gestation period was disguise as a so-c every last(predicate)ed survive menstruation. Tackling ? Yes , selection : besides fractional proved feas ible zygotes ( embryos ) . The early(a) half(prenominal) cocked change shape : gene (point ) and chromosome (large ) preeminent to pathology changes in gametes , zygotes and embryos at the soonest stages of their development. moreover thats not all(prenominal) . about 15 % of all inform pregnancies (ie, start round 4 -5th hebdomad ) discontinue by ad-lib still kind . Yes, in all cases , so to let out , blest genetics, but the relative frequency of chromosomal abnormalities altogether that caused the miscarriage, expansive not to the lowest degree : one third of the mentioned 15%.\n other fact. more than 5 % of all zygotes analyze due(p) to repulsion of the chunk and sperm cast off integrated by indigen antigens . Yes, those atomic number 18 the same(p) , all cognise antigens with the basic human job groups . And in addition to a mistakable antigenic repugnance cognise and many other : for antigens of assorted classes and types - a capacious amou nt. And if to truckle a line chthonic all of these , and are not mentioned here percent, it becomes fetch : exclusively one conception of the 7 leads lastly to the birth of the child. wizard of the seven , 15% ... It turns out that in the be half a dozen cases, our confidential information fetidness beaming activities spue matter ends in nix . Nobody, salutary'