Guide :Elementary School

stems grow away from gravity, and roots grow toward gravity. that describes what?

Stems grow away from gravity, and roots grow toward gravity. that describes what?
Stems grow upward, or away from the center of Earth, and towards light. Roots grow downward, or towards the center of Earth, and away from light. These responses to external stimuli are called tropisms. Plants' growth response to gravity is known as gravitropism; the growth response to light is phototropism. ...

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