A young root is placed on its side in the dark.
Which statement is correct about the lower side of the root?
It has more auxin, so the cells on the lower side elongate more
It has less auxin, so the cells on the lower side elongate less
It has more auxin, so the cells on the lower side elongate less
It has less auxin, so the cells on the lower side elongate more
1
59 exam-style questions on AQA GCSE Biology 5.4 Plant hormones, covering 5.4.1 Control and coordination and 5.4.2 Use of plant hormones (HT only). Each one has a worked solution and a mark scheme showing where the marks go.