Auxins influence the growth of stems toward light (phototropism) and against the force of gravity (geotropism).
响茎的向光性和背地性生长。
;
;Auxins influence the growth of stems toward light (phototropism) and against the force of gravity (geotropism).
响茎的向光性和背地性生长。
The geotropism growth was a response of hypha to gravity and the geotropic sensitive was at the hyphal apex.
丛枝菌根真菌菌丝延
生长部
是菌丝尖端，其生长的向地性是对地心引力的感应，感应的敏感部也在生长菌丝的尖端。
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