Ferns Are Particularly Useful for Research on Plant Growth and Development

Ferns are particularly useful for research on plant growth and development because of the ____.

A) numerous, large apical cells on the edges of their fronds
B) single, large apical cell on the tip of their fronds
C) single, large apical cell at the tip of their apical meristems
D) numerous, small apical cells at the base of their apical meristems
E) single, small apical cell at the base of their apical meristems