CAIE IGCSE Biology 16.2.2 Defining Fertilisation
Practise stating fertilisation precisely as the fusion of the nuclei of male and female gametes.
- Syllabus
- 2026–2028
- Course
- Biology 0610
16.2.2—Fertilisation as the fusion question 1
Meiosis and mitosis are important processes in the life cycles of organisms.
Fig. 3.1 shows the life cycles of two different organisms.
Organism 1 has a simple life cycle.
Organism 2 has a complex life cycle. It has a stage A that produces spores and a stage B that produces gametes.
In the diagrams, the haploid number of chromosomes is represented by n. The diploid number of chromosomes is represented by 2 n.
organism 1
organism 2
Fig. 3.1
State the name of process W shown in Fig. 3.1.
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