Stem and leaf diagrams are formed by splitting the number into two parts, the ‘stem’ and the ‘leaf. For example: In the number 36, the tens would form the stem and the units the leaf.

the marked stem cells that produced the white sectors in Figure 3 gave rise to all the different cell types that make up a leaf). Do similar mechanisms operate in plant and animal stem cells to ...

Plants form new leaves, flowers and roots at the tips of shoots and roots, in specific growth regions known as meristems. These meristems contain stem cells that divide as needed and form new ...