When seeds germinate, roots grow downward and stems grow upward in response to gravity. This response to gravity is called _____
__.
A. phototropism B. hydrotropism C. thigmotropism D. geotropism
1 answer:
D. geotropism. Phototropism is the response to light, hydrotropism is the response to moisture, and thigmotropism is the response to a touch stimulus
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Answer:
i would say c
Explanation:
August 4th, 1961.........................................