Tropism is a plants growth in response to a stimulus, like light, gravity, and water. these growth responses are controlled by plant hormones. gibberellins are hormones produced in the root tips of plants to stimulate the growth of shoots.
which system carries gibberellins produced in the roots to the rest of the plant?
a] dermal system
b] reproductive system
c] none of these
d] vascular system
Answers: 3
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Tropism is a plants growth in response to a stimulus, like light, gravity, and water. these growth r...
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