Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Abin da ya faru: Yanayin rayuwar kwayar cutar hepatitis B yana da wuyan fahimta. Cutar hepatitis B na ɗaya daga cikin ƙananan ƙwayoyin cuta da aka sani: ƙwayoyin cuta marasa amfani waɗanda har yanzu suna amfani da fassarar baya a cikin tsarin kwafin su. Kwayar cutar ta shiga cikin kwayar ta hanyar haɗuwa da NTCP a farfajiyar kuma ta kasance endocytosed. Saboda kwayar cutar tana ninkawa ta hanyar RNA da enzyme mai masauki ya yi, dole ne a canza DNA na kwayar cutar zuwa kwayar kwayar halitta ta hanyar sunadarai masu masauki da ake kira chaperones. Bayan haka, DNA na kwayar cuta mai tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsakin tsaka-tsaki. Wannan cccDNA tana aiki a matsayin samfuri don fassarar mRNAs na kwayar cuta guda huɗu ta RNA polymerase mai masauki. Ana amfani da mRNA mafi girma, (wanda ya fi tsayi fiye da kwayar halittar kwayar halitta), don yin sabbin kwafin kwayar halitta da kuma yin furotin na capsid core da kwayar DNA polymerase. Wadannan kwayar kwayar cutar guda hudu suna fuskantar ƙarin aiki kuma suna ci gaba da samar da zuriya virions waɗanda aka saki daga tantanin halitta ko aka mayar da su zuwa kwayar halitta kuma aka sake yin amfani da su don samar da ƙarin kwafi. Daga nan sai a dawo da dogon mRNA zuwa cytoplasm inda kwayar virion P (DNA polymerase) ke hada DNA ta hanyar aikinsa na reverse transcriptase.  Tambaya: Wace ƙwayoyin cuta ba-retroviruses da har yanzu ke amfani da fassarar baya a cikin tsarin kwafin su?
ƙwayar cutar hepatitis B