Zopangira mankhwala amatanthauza mankhwala zopangira ntchito popanga zosiyanasiyana kukonzekera, amene ndi yogwira pophika pokonzekera, zosiyanasiyana ufa, makhiristo, akupanga, etc. ntchito mankhwala okonzeka ndi kaphatikizidwe mankhwala, zomera m'zigawo kapena biotechnology, koma A subst...
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