CAPE Biology Unit 2 · 2013 · Paper 1 · Question Q18

Item 18 refers to the following three-dimensional diagram of part of a plant stem. Which labelled part contains rough endoplasmic reticulum?

1. (A)I
2. (B)II
3. (C)III
4. (D)IV

This question uses a figure or table from the paper — you'll see it when you practise.