Elaborate the answer to the given question:
 
How are auxins related with the bending of plant shoot towards unidirectional light ? Explain.
Answer variants:
towards
phototropism
elongate
shaded
 
a. Auxins move to the
side of the shoot.
 
b. Cells on the shaded side
faster.
 
c. This uneven growth makes the shoot bend
the light.
 
d. This bending of the shoot towards light is called
.