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-A scientist finds seeds of an unknown plant on top of the soil in a desert. She measures the concentration of two hormones in these seeds. After it rains, she collects more of these seeds, and finds that the concentration of the two hormones has changed. A graph of her results is shown. Identify the most likely hormones measured by the scientist.

Question

Quizplus · Accepted Answer

Abscisic acid is known to maintain seed dormancy, which would be high before rain, while gibberellin promotes seed germination, which would increase after rain.

V -A Scientist Finds Seeds of an Unknown Plant on Top