Question

Doug plants a few peas. After two days, he sees the shoot and the root forming. He observes that the shoot grows upward, toward the light. The root grows downward, into the soil. Why do these embryonic organs grow in a specific direction?

Answer 1

Due to light and gravity, the grow to the habitat that they evolved to function in, soil and air.

Answer 2

The shoot is positively phototropic and negatively gravitropic; the root is positively gravitropic and negatively phototropic.

Answer 3

Its B for Plato users