Relating to a flower that can be divided into equal halves along only one line; bilaterally
symmetrical. The flowers of the iris and the snapdragon are zygomotphic.
Zygospores
A large multinucleate spore formed by union of similar gametes, as in algae or fungi.
A plant spore formed by two similar sexual cells.
Zygote
The diploid product of the union of haploid gametes in conception; a fertilized egg.
Zygotene
The stage in prophase of meiosis during which homologous chromosomes become paired.
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