Edexcel International GCSE (9–1) Biology 4BI1 · 3.4
Pollen tube growth, seeds and fruit
- Code
- 3.4
- In
- 3a Reproduction
- Topic
- 3 Reproduction and inheritance
- Course
- International GCSE (9–1) Biology 4BI1
- Board
- Edexcel
Grade boundaries·Edexcel command words
Codes and titles are read by a script from Edexcel's published specification and have not been checked by a person. What each point covers is in the specification itself: Edexcel’s specification.
Points in 3a Reproduction
- 3.1 Sexual and asexual reproduction compared
- 3.2 Fertilisation and development of the embryo
- 3.3 Insect- and wind-pollinated flowers
- 3.4 Pollen tube growth, seeds and fruit
- 3.5 Practical: conditions for germination
- 3.6 Food reserves in germinating seeds
- 3.7 Asexual reproduction in plants
- 3.8 Male and female reproductive systems
- 3.9 Oestrogen and progesterone in the menstrual cycle
- 3.10B FSH and LH in the menstrual cycle
- 3.11 Role of the placenta
- 3.12 Protection of the embryo by amniotic fluid
- 3.13 Hormones and secondary sexual characteristics