JAMB - Biology (2018 - No. 82)
Double fertilisation is a unique features of
Angiosperms
Bryophytes
Pteridophytes
Algae
Explication
Double fertilization is a complex fertilization mechanism of flowering plants (angiosperms). This process involves the joining of a female gametophyte (mega gametophyte, also called the embryo sac) with two male gametes (sperm).