geotropism 中文意思是什麼
geotropism
解釋
n. 名詞 【生物學】向地性。negative geotropism負向地性，背地性。
positive geotropism正向地性。
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An auxin increases the growth in length of a plant cell, thus causing the curving of a stem, or roof, in phototropism and geotropism.
植物生長素能加快植物細胞長勢，因此使莖彎曲向著陽光，或使根深扎入土。 -
The main stems of a plant show negative geotropism as they grow upwards.
植物莖往上長時表現出負向地性。
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