Molecular genetic research reveals that some endogenous genes in plants are responsible for parthenocarpy, even that some genes derived from bacteria can regulate the production of plant hormones.

• 分子遗传研究表明，植物基因组中含有影响单性结实的基因，某些来自于细菌的基因也可在植物激素生物合成途径中起调节作用。