Post-Fertilisation: Structures and Events

Post-Fertilisation: Structures and Events

Once double fertilisation is complete, the zygote and the primary endosperm nucleus (PEN) begin the transformation of the ovule into a seed and the ovary into a fruit. This section is covered in three parts below:

• 1.4.1 Endosperm — how the primary endosperm nucleus develops into the nutritive tissue that feeds the growing embryo.
• 1.4.2 Embryo — how the zygote develops into the mature embryo, in both dicots and monocots.
• 1.4.3 Seed — the structure of the mature seed, and how the ovary becomes the fruit. …