Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Prokaryotes sun zauna a duniya daga kimanin shekaru 3 <unk> 4 biliyan da suka wuce. Babu wani canji a bayyane a cikin tsarin halittar jiki ko tsarin salula a cikin waɗannan kwayoyin a cikin biliyoyin shekaru masu zuwa. Kwayoyin eukaryotic sun bayyana tsakanin shekaru biliyan 1.6 zuwa 2.7 da suka gabata. Babban canji na gaba a tsarin kwayar halitta ya zo ne lokacin da kwayoyin cuta suka mamaye kwayoyin eukaryotic, a cikin haɗin gwiwa da ake kira endosymbiosis. Kwayar da aka haɗiye da kwayar mai karɓa sannan suka shiga coevolution, tare da kwayoyin da ke tasowa a cikin ko dai mitochondria ko hydrogenosomes. Wani mamayewar kwayoyin halitta irin su cyanobacterial ya haifar da samuwar chloroplasts a cikin algae da tsire-tsire. Tarihin rayuwa shine na eukaryotes unicellular, prokaryotes da archaea har zuwa kimanin shekaru miliyan 610 da suka gabata lokacin da kwayoyin halitta masu yawa suka fara bayyana a cikin tekuna a lokacin Ediacaran. Juyin halitta na multicellularity ya faru ne a cikin abubuwan da suka faru da yawa, a cikin kwayoyin halitta daban-daban kamar sponges, ruwan kasa, cyanobacteria, slime molds da myxobacteria. A watan Janairun 2016, masana kimiyya sun ba da rahoton cewa, kimanin shekaru miliyan 800 da suka gabata, wani karamin canjin kwayar halitta a cikin kwayar halitta guda daya da ake kira GK-PID na iya ba da damar halittu su tafi daga kwayar halitta guda daya zuwa daya daga cikin kwayoyin halitta da yawa. Ba da daɗewa ba bayan fitowar waɗannan kwayoyin halitta na farko, wani abu mai ban mamaki na bambancin halittu ya bayyana kimanin shekaru miliyan 10, a cikin wani abin da ake kira fashewar Cambrian. A nan, yawancin nau'ikan dabbobin zamani sun bayyana a cikin burbushin halittu, da kuma zuriya na musamman waɗanda daga baya suka mutu. An gabatar da abubuwa daban-daban da ke haifar da fashewar Cambrian, gami da tarin iskar oxygen a cikin yanayi daga photosynthesis.Kimanin shekaru miliyan 500 da suka gabata, tsirrai da fungi sun mallaki ƙasar kuma ba da daɗewa ba arthropods da sauran dabbobi suka biyo baya. Kwari sun yi nasara musamman kuma har yau suna da yawancin nau'in dabbobi. Amphibians sun fara bayyana ne kimanin shekaru miliyan 364 da suka gabata, sannan amniotes da tsuntsaye suka biyo baya kimanin shekaru miliyan 155 da suka gabata...  Tambaya: Me ya faru da prokaryotes daga shekaru 3-4 biliyan da suka wuce?
Babu canje-canje a bayyane a cikin ilimin halittar jiki ko tsarin salula