無性有性交互生殖,世代交替
Digenesis \Di*gen"e*sis\, n. [Pref. di- + genesis.] (Biol.)
The faculty of multiplying in two ways; -- by ova fecundated
by spermatic fluid, and asexually, as by buds. See
{Parthenogenesis}.
digenesis
n : alternation of sexual and asexual generations [syn: {metagenesis}]