A botanist observes the cells at the growing tip of a sunflower shoot over several days.
Which statement describes how new specialised cells are produced at the growing tip?
Cells at the tip divide rapidly; the new cells then grow and differentiate.
Specialised cells lower in the stem divide; the new cells then move up to the tip.
Cells at the tip grow and differentiate; the specialised cells then divide rapidly.
Cells at the tip stop dividing; the existing cells then differentiate into new types.
74 exam-style questions on AQA GCSE Biology 2.3 Plant tissues, organs and systems, covering 2.3.1 Plant tissues and 2.3.2 Plant organ system. Each one has a worked solution and a mark scheme showing where the marks go.