the control of flowering in plants
To include the role of vernalisation and phytochrome in the timing of flowering.
the control of flowering in plants
To include the role of vernalisation and phytochrome in the timing of flowering.
adaptations of flowers for pollination
To include adaptations of both wind-pollinated flowers (e.g. cereals) and insect-pollinated flowers (e.g. legumes). PAG2
fertilisation and seed formation
To include the growth of the pollen tube, the formation of the embryo and the formation of the endosperm (in outline only). PAG2
(i) the germination of seeds
(ii) investigations into the factors affecting germination
To include the role of gibberellin as a cell signalling molecule.
the importance of cereals as staple foods
To include a consideration of the global use of rice, maize and wheat, and issues relating to food security and sustainability.