A flower exhibiting cleistogamy, but with viable pollen grains, fails to produce seeds. Which of the following is the LEAST likely explanation for this observation?
Lack of pollinating agents
Failure of pollen tube growth
Non-functional stigma
Problems with fertilization
Related Questions
The egg apparatus of angiosperm comprises.
an egg cell and two antipodals
an egg cell and two synergids
an egg cell and two polar nuclei
an egg cell and the central cell
Which one of the following is resistant to enzyme action?
Cork
Wood fibre
Pollen exine
Leaf cuticle
Which one of the following is resistant to enzyme action?
Cork
Wood fibre
Pollen exine
Leaf cuticle
