Question: Tsarin narkewa yana niƙa sinadarai zuwa ƙananan ƙwayoyin sinadarai waɗanda ake amfani da su don sake gina wasu sinadaran. A lokacin narkewar, sinadaran sukan shiga 
Options:
rabe-raben ƙwayoyin halitta.
martanin nukiliya
zaɓi na asali
canjin sinadarai .
Answer: D