Gyara - Menene wannan? daban na gyare-gyare

Tare da kalmar "canji" mun haɗu da quite sau da yawa da kuma wasu fahimtar abin da shi ne. Amma akwai wata babbar lamba na ma'ana da kalmar, hada a duniya definition. Wannan talifin zai la'akari da gyara na sabon abu daga cikin ra'ayi na daban-daban duniyoyin na rayuwar mutum da kuma ayyukan, da kuma za su samar da misalai na bayyananen wannan ra'ayi a kimiyya da kuma rayuwar yau da kullum. Saboda haka, a gyara - wani canji a wani abu da layi daya saye da su sabon ayyuka ko Properties.

A dalilan da gyare-gyare

gyare-gyare daga cikin dalilan da zai iya zama kamar haka:

1. adam baki. An misali na gyara a cikin wannan yanayin ne, misali, lubrication kofa, saboda wanda daya tasha amo irin na jemage a lokacin da ya bude. Wannan misali ne na gida. Idan muka dauki wani more kimiyya iri gyare-gyare, shi zai iya zama wani canji a cikin kwayoyin code amfrayo, don haka da cewa shi ya taso ne daga cikin jiki ya sami sabon ãyõyi.
2. Halitta tafiyar matakai. Gyara kuma iya aukuwa ta halitta. Alal misali, ruwa yana mai misãlin dukiya, inda ta samu sabon Properties - zama da wuya, da kuma sanyi, zuriyar dabbobi kamar ƙanƙara, iya halakarwa wani amfanin gona girma tare da babban kokarin da manomi.
3. Pathological tafiyar matakai cewa ba ya dogara ne a kan mutum. Gyara na kwayoyin code, wani virus ko ciwon daji iya kai wa ga cututtuka. Ko da daya kananan cell, idan aka ba a kula da jiki, zai fara aiwatar da wani aiki, aiki a kan cutar, ya riɓaɓɓanya shi. Haka ya shafi, misali, cikin illar da ultraviolet radiation a kan rayayyun kwayoyin halitta.

gyara dabara

A wani canji na dabara - shi ne halittar kan tsohon version na na'ura inganta bambance-bambancen daga gare ta. Yana iya zama mai wayar salula, da kwamfuta, ko kuma duk wani na'ura. Alal misali, duk versions na iPhone su ne a gaskiya gyare-gyare na farko version na wannan smartphone. Amma mafi sau da yawa shi nufi da wannan ra'ayi ba kawai updated version na na'urar, wanda ya bayyana a shekara daga baya, a matsayin abin koyi tare da dan kadan daban-daban. A wannan yanayin da gyara misali zai iya zama mai tarho Gsmart Roma R2 +, wanda ya inganta halaye a kan wani bango model ba tare da alamar "da".

gyara na polymers

Wannan tsari na faruwa a saboda da tasiri na mutum dalilai a kan abu. Gyara na polymers - a sa na ayyuka canza wasu kaddarorin wadannan kayan, sabõda haka sũ, bã musamman jiki da kuma inji Properties. Daya daga cikin mafi mashahuri hanyoyin da za a yi irin wannan canji ne chlorination, don haka da cewa polymers iya zama resistant zuwa haske, zafi ko sunadarai hari.

Gyara a ilmin halitta da kuma kiwo

A cikin wadannan yankunan, a gyara - mai ganganci ko maras wata-wata canji a cikin halaye na halitta mai rai da cewa ba a hade tare da kwayoyin maye gurbi na DNA code. Yana iya jawo biyu da na halitta sunadaran, da kuma karkashin tasiri kai tsaye daga mutum dalilai. Kawai sa, a gyare-gyare - wani canji a cikin halaye na jiki, wanda inganta da ikon daidaita da wa waje duniya.

Wadannan halaye dogara ne a kan dukan da yanayi, da kuma kowane dangantawa da genotype ãyã ta hanyar gyara canzawa iya zama a wani daban-daban zazzabi, iska abun da ke ciki bayyana a cikin phenotype (jiki bayyanar, a saka shi kawai) a cikin hanyoyi daban-daban. Samun wasu canji na jiki a cikin wani fom da cewa yana so ya samu wani masanin kimiyya, ko ya musanya masa a jiki da kanta ga mai azumi karbuwa ga muhalli.