n.(植物)生长素

Auxins are a group of plant hormones that regulate cell elongation and promote growth.
生长素是一类调节细胞伸长并促进生长的植物激素。
The application of auxins can stimulate root development in seedlings.
应用生长素可以刺激幼苗根系的发展。
Auxins play a crucial role in phototropism, the bending of plants towards light.
生长素在向光性，即植物向光弯曲中起着关键作用。
Auxin-induced cell elongation is facilitated by loosening of cell walls.
由生长素诱导的细胞伸长通过细胞壁的松弛得以促进。
A study found that auxins were involved in the regulation of fruit ripening.
一项研究发现生长素参与了果实成熟的调控。
Auxins are synthesized in shoot tips and transported to other parts of the plant.
生长素在枝梢尖端合成，并运输到植物的其他部位。
Too much auxin can inhibit stem elongation and cause abnormal plant development.
过多的生长素会抑制茎的伸长，并导致植物发育异常。
In agriculture, synthetic auxins are sometimes used as defoliants or to control plant growth.
在农业上，人工合成的生长素有时被用作落叶剂或控制植物生长。
Auxin-responsive genes are important for understanding plant development and response to environmental cues.
对生长素敏感的基因对于理解植物发育和响应环境信号至关重要。
The balance between auxins and cytokinins determines the direction of plant tissue differentiation.
生长素和细胞分裂素之间的平衡决定了植物组织分化的方向。