Atavisms umntu - izinto abazisweleyo

Atavism ungomnye izifundo ezininzi umdla yaye kungakholeleki ngenxa nasekufundweni eziphilayo, ukususela kwelinye icala, benza kube lula ukuqonda indlela yonxibelelwano yomntu mihla nehlabathi zendalo, yaye kwelinye - yenza kucace oko kwakukho ookhokho bethu nendlela waphila. Le meko ke ayipheleli abantu kodwa bonke abanye abameli zehlabathi endalo, thina sonke utshintsho ekuhambeni kwexesha ukuze ukuziqhelanisa ngcono iimeko zokusingqongileyo ukutshintsha.

Yintoni atavism

Atavism kuyinyaniso isenzeko uhlobo oluthile lwezidalwa yeempawu ezahlukeneyo, eziye luphawulwa ookhokho babo kodwa ezilahlekileyo ngenxa zazivelela. imbonakalo yabo edibene into yokuba iDNA asilahlekanga ekuhambeni kwexesha, ezo zofuzo banoxanduva le miqondiso, nangona kwiimeko ezininzi obubonakala zabo ukuvimbile zofuzo repressors. Ngoko ke, ukuba isiphumo repressor ngesiquphe shwaka okanye unciphisa, atavism uthengisa abantu kunye nayiphi na enye ivele.

Imizekelo atavisms abantu

Umzimba womntu inkqubo inzima apho kwiseli nganye isetyenziswa ukwenza imisebenzi ethile. Ke phezu Ukuhlolisisa kwenzeka ukuba oku akusoloko kunjalo, kunye nemizekelo atavism yabantu ngokucacileyo ukubonisa.

appendix

Ngumphunga nje bonke abantu ubuncinane kanye ebomini bam weva ngalo umbungu-ezifana nomhlehlo emathunjini. Ngaphambili, kube yimfuneko ukuba nokwanda ukugcinwa neselulosi kwaye sele inxaxheba kwinkqubo hematopoiesis, kanye ngakumbi kuphuhliso iiseli ezimhlophe zegazi, kodwa ekugqibeleni abantu baqala kudla iimveliso ngcono nemfuneko yokuba i appendix yanyamalala. Okwangoku ntonje isizathu sokuba umsebenzi ukuyisusa ngenxa komtshiso oko. Kukho iimeko xa engekho ngokupheleleyo.

imisipha

Atavism Akusoloko kukho umntu ezinxulumene amalungu athile, enyanisweni kunokuba nayiphi yinxalenye yomzimba. Nangona ubomi bakhe sitshintshile ngeendlela ezininzi, umzimba wakhe usenalo inani elikhulu izihlunu ukuba abasayi kuphinda zisetyenziselwa injongo eyenzelwe yona. Ngokomzekelo, indoda atavism kukukwazi kokuhluma ukuhamba ubuncinane ngeendlebe encinane, nto leyo ngokuqinisekileyo ukwenza izinyanya zakhe ukuze zifake ngcono izandi ngelixa kuzingela. atavism Human kwakhona ndiyibonakalalise, njengoko ubukho subclavian kunye palmar izihlunu kunye plantar kwizihlunu, nangona onokusebenzisa ukubhala okanye phakamisa izinto ezincinane.

coccyx

Ngu atavism iquka phambi coccyx, ekufuneka ukuba babekhe inomsila. Ngamanye amaxesha atavism abantu kubangela ingxaki ngaphezu okulungileyo, njengoko kunjalo kunye coccyx, njengoko mthwalo ezisebenzayo akayi kuba kuyo, kodwa eyaphukileyo okanye yonakele buhlungu kakhulu.

alawule

Imvakalelo izikhonkwane neenaliti eluswini kwenzeka ebantwini ngeendlela ezahlukeneyo kwiimeko iphenjelelwa ezenzeka ngaphandle kunye nezo ziphuma ngaphakathi. Enyanisweni, imvakalelo izikhonkwane neenaliti - yiloo nto kanye oko sikubonayo, umzekelo, iikati nezinja kwi phambi kweentshaba, loo nto bristling. Xa abantu mihla ulusu iinwele ngaphantsi kakhulu kwezinye ezanyisayo, yaye ookhokho bakhe, ngoko ke asikwazi namanwele ngokupheleleyo.

impumlo

Ibizwa ngokuba lweHo- ngeempumlo ayinakuba ezazikho ngokupheleleyo, kodwa ngamanye amaxesha atavism xa abantu buso. Ivumba womntu yanamhlanje ayikho phantse njengoko kulungileyo, njengoko ivumba ukhokho wakhe, nangona abanye abantu ngevumba ephaphileyo kwabanye, ebavumela ukuba basebenze kwicandelo iziqholo kwaye babe ziingcali ezizodwa.

Maxa wambi isayensi ayikwazi enoba uphawu oluthile atavism, kodwa mhlawumbi ngethuba zazivelela, uhlobo wonityhilela kuwo onke iimfihlelo zakhe. Okwangoku, singakwazi siziphendule kuphela kwaye ngqondweni, enethemba ukuze ufumane isiqinisekiso iintlondi zethu.