What is the biological role of fertilization?

The restoration of the diploid set of chromosomes in the zygote, with the fusion of two haploid cells – the spermatozoid (n) and the egg (n).

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.