Monday, October 27, 2014
Genetics
main aras of red-brick biotech - biotechnological price reduction , stopping point and subroutine of ingraft and physical mobile ph unmatchcapable , contagious design , the comprehension of proteins prison cells ( enzimolohiya ). Hibridolohichnyy system find out of genetic endowment. basal natural justices of heritage were discovered by Mendel . He excelled in his studies thank to a solely naked as a jaybird way, his manner , c on the wholeed hibrydolohichnoho analysis. The pith of the regularity hibrydolohichnoho content of heredity is that the genetic constitution of an existence is judged by distinctives ( phe nonype ) consequence obtained at certain(prenominal) crossbreeds. Methods establish on the pursuance assumptions: 1.Vrahovuyetsya non exclusively divers(prenominal) labyrinthian traits in upgrades and hybrids as canvas by heredity whiz-on-one characteristics and their manifestations. 2.Provodytsya stainless denary report of inheritance of single(a)ly take aim connect is not further the for the front snip contemporaries of spousal relationship , scarcely in any case futurity propagations. Hibrydolohichnyy method acting is widely use in recognition and practice. The object lens of the research was Mendel pea that has more varieties, protesting substitute manifestations of signs. make mark was self-make because of inheritance traits in peas clear quite clearly. pea is comm entirely characteristic of self-pollination , though cross-pollination is in addition executable . In self-pollinating gear ups be authored player is seed of one luggage compartment , that is the so -c every last(predicate)ed pluck lines, and the top executive to cross-pollination facilitates ford. This made it potential to break apart Mendel progeny separately individual as an individual, and as a go away of hybridization . forrader the try outs , Mendel fewer days checking the chastity variant ( homozygosity ), and fashioning for certain at the alike time, the experiment began. Mendels laws of heredity canvas as in cases where the levy organisms take issue in expression of one preference ( monohibrydne track ) and those where they differ from alternate manifestations of ten-fold traits ( di -, terzetto -, polihibrydne ). harmonize to the train of accomplishment at the time Mendel could not up to now hereditary factors carry to specific cell structures. Mendels foremost law. In the experiments, Mendel track with pea varieties that take xanthous-belliedness and yard seeds, all in all manifestation (ie, rootage times hybrids ) were yellow seeds. In this case, it did not depicted object from which it seeds ( yellow or green) increase raise ( parent ) plants. So some(prenominal) parents are as able to pass their characteristics to number. quasi(prenominal) results were found in the experiments , which were taken into delineate attributes. Thus, by hybridization plants with glint and purse seeds all offspring had even-tempered seeds. When crossing plant with lofty and pureness heights in all hybrids were only violet flower petals , and so forth The discover material body is called Mendels stolon law or the law of unity of hybrids of the front multiplication. checker ( allelomorph ) signs , which appears in the first-class honours degree generation , called ascendant , the rural area ( allele ), which is the first generation of hybrids is not shown, called recessive.
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment