Biology
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Easy
Question
Egg apparatus of angiosperms consist of
- One synergid and two egg cells
- Two synergids and one egg cell
- One central cell, two polar nuclei and three antipodal cells
- One egg cell, two polar nuclei and three antipodal cells
The correct answer is: Two synergids and one egg cell
Two synegirds and one egg cell.
Polygonum type of embryo sac is the most common in angiosperms. It is 7-celled and 8-nucleate. The nuclei are arranged in such a way that three organized at micropylar end and form egg apparatus (one egg and two synergides,) two nuclei migrate to centre and form polar nuclei in a single central cell and three nuclei at chalazal pole organized into antipodal cells
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