APRT coding gene was active during the development of somatic embryogenesis, this indicated a way of nucleotide remedial synthesis existed during embryogenesis or embryo development in higher plant.
The plant metallothionein participated in many physiology processes, such as development of plant, embryogenesis and stress resistance, and was regarded as an important functional gene.
金属硫蛋白基因参与了植物的发育、胚胎发生、抵抗逆境胁迫等多种生理过程，是一种重要的功能基因。
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A great progress has been made in the study of plant somatic embryogenesis, but there still are many problems to be solved.