Pollen grains in pinus have __________ for dispersal through wind?
Correct answer: C. Wings
- A. Flagella
- B. Cilia
- C. Wings
- D. Feathers
Explanation
Pinus pollen grains possess air sacs or wings that increase surface area and allow them to be carried efficiently by wind. Students may choose flagella because these structures aid movement in some cells, but wind-dispersed pollen is non-motile.
Last updated
Related questions
The fluid mosaic model describes the plasma membrane as
The statement that all cells arise from pre-existing cells was added to the cell theory by
The large central vacuole of a mature plant cell is bounded by a membrane called the
Which structure is normally absent from the cells of higher plants?
Plasmodesmata are