Chii uye sei kuona ruvara bofu - pasina ruvara nyika

Color upofu ndiye anozivikanwa inova munhu kubva pakuberekwa kana somugumisiro iyo tsinga kana ziso zvirwere. Kana vachiberekwa chirwere, kurapa hazvibviri. Upofu nokuda zvirwere zvinogona kuitika mune ziso rimwe kana zvose kamwechete. Kana vawana chirwere panguva mushonga runotikurudzira zvokurwara zvaakaratidzwa kwevanhu zvinova kuipa, uye urema hwakadaro nokupera. Tinoonga vanhu ava, tinogona zvakajeka kunzwisisa sei kuona ruvara-bofu, uye sei kukoshesa kunaka manzwisisire avo munyika. Nokuda hunhu genetics vanotambura vachiberekwa ruvara upofu, kazhinji varume. Women colorblind kusangana maviri nguva shoma. Sezvineiwo, zvinokosha kuziva kuti, kusvikira ichangobva, vanachiremba vaiva nechokwadi kuti vakadzi vakaita chirwere haana pavakarambana kupararira. Zvisinei, nguva nenguva vakadzi havachakwanisi kusiyanisa mavara. Inouya nezera kana somunhu mugumisiro kukuvara.

Kuti uzive sei kuona ruvara-bofu, tinofanira kuyeuka kuti vakawanda vavo havana kuona ruvara chimwe chete - yebhuruu, manyoro kana matsvuku, asi vamwe havaoni mavara maviri chete (hwemvura upofu) kana havazivi ose mavara (ruvara upofu).

Zvinetso ruvara-inonyatsoziva Kanotokonya, riri huru chikamu the retina weziso, ndivo honzeri chakaremara ruvara zvaakaratidzwa. masero Special tsinga (pasikweya) receptors kukonzera. Kune mhando nhatu pasikweya, izvo mumararamiro vanoona ruvara-bofu. Chero pakubhadhara idzi ruvara-inonyatsoziva mapuroteni rine ruvara riri basa omumwe munhu ruvara chepuraimari. In vanhu vane vachiberekwa noupofu, is muitiro izvi ruvara urwu ruvara (rimwe, vaviri, kana zvose zvitatu kamwechete).

Kuziva kutyorwa ruvara maonero akashandisa polychromatic bvunzo tafura, iro nhamba kana nyore zvitarisiko wakavhomorwa pamwe madenderedzwa chitsvuku. Panguva anomaly, vanoona ruvara-mapofu, havagoni kuona nhamba kana nenhamba. Munhu kwomuzvarirwo chiono kuona mumufananidzo pakarepo.

Drug Mabatirwo vachiberekwa ruvara upofu, uye hapana nzira chete havana kurarama kusvikira ichangopfuura, kutsungirira chirwere. Muna 2009, boka remasayendisiti American akaedza kugadzirisa dambudziko ruvara upofu uchishandisa Gene mapurani. Nokusuma majini ose tsoko akakwanisa kugadzirisa dambudziko kutyorwa ruvara maonero uye kuti aratidze kuti haatarisiri kuchinja tsinga kuti kubvuma ruvara itsva.

Panewo dzimwe nzira ruvara shanduko uchibatsirwa dzinokosha lenses. Kwete kare, rakanga rakagadzirirwa ruvara-mapofu magirazi pamwe lenses Lilac ruvara nokuda ruvara upofu kururamiswa. Nemhaka pfungwa unogona kusiyanisa pakati manyoro uye tsvuku mavara, iyo anovandudza ruvara chiono nevanhu vakaderera muchimiro ruvara upofu. Uyewo anogona yekudyidzana kuvandudza ruvara maonero tinted red tint kuonana lenses, dzinoshandiswa zvimwe miedzo, asi hazvigoni kushandiswa kuramba kusakara.