How Many Nuclei are Contained in a Typical Angiosperm Embryo

Question

How many nuclei are contained in a typical angiosperm embryo sac (female gametophyte)?
A) 2
B) 1
C) 8
D) 4

Accepted Answer

A typical angiosperm embryo sac, after the completion of megagametogenesis, contains 8 nuclei. These include one egg cell, two synergids, three antipodal cells, and two polar nuclei that may fuse to form a central cell.