Reproduction in OrganismHard
Question
The arrangement of the nuclei in a normal embryo sac in the dicot plants is
Options
A.3 + 2 + 3
B.2 + 3 + 3
C.3 + 3 + 2
D.2 + 4 + 2
Solution
In angiosperms (dicots), the Polygonum type of embryo sac in most common. In this embryo sac, the arrangement of the nuclei 3 + 2 + 3 ie, 3 in antipodal cells, 2 as polar nuclei (which later fuse and form a diploid secondary nucleus) and 3 in egg apparatus (2 in synergids and 1 in egg cell).
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