Question

Runners are slender wire-like structures that develop from ______ 

Options

• The underground part of the stem.

• Subarieal axillary buds of the stem.

• Apical meristem.

• Internodes of the stem.

Answer 1

Runners are slender wire-like structures that develop from Apical meristem.

Explanation:

The given diagram shows the germination of the pollen tube. Where X is the generative cell that undergoes mitosis and forms two male nuclei. Y is the tube nucleus and Z is the pollen tube.