A.經(jīng)口 B.經(jīng)皮膚 C.接觸 D.經(jīng)血液 E.經(jīng)蠅機(jī)械性攜帶
A.二分裂 B.接合生殖 C.出芽生殖 D.配子生殖 E.孢子生殖
A.經(jīng)皮膚 B.經(jīng)接觸 C.經(jīng)口 D.經(jīng)昆蟲媒介 E.經(jīng)胎盤