For flowering plants, this cycle begins with a seed. Then with water, roots and seeds shoots will emerge. The roots soak up nutrients, this gives the shoot energy to push towards the sunlight.

The roots of a plant grow downwards to find water and nutrients for the plant. A shoot grows upwards to find light. This usually takes place underground. The plant becomes mature. Buds grow on the ...

On the left, an Arabidopsis plant is shown, with the growing shoot tip indicated by the orange line. The orange box shows a top view of the shoot tip at higher magnification, with the shoot ...