The diagram represents a stem tip and the position of the
owz:r2 nqs+t 3cqb*nfb ;5jw 1c(g 1gi Sun.
1.On the diagram above, draw an arrow to indicate the direction of movement of auxin.
2.(1)State the term used to describe the directional growth of a plant in response to light.
(2)Outline how this process affects growth in the stem tip.