Fertilization of these two where these two cells join occurs in the distal part of the fallopian tube.
受精的过程,就是这两种细胞,在输卵管壶腹部相互结合
That difference could have been generated during the process of fertilization.
这样的差异可能就发生在,受精的过程中
The result of fertilization now is a new cell that is the union of the sperm and the egg, and it's called the zygote and it contains the diploid number of chromosomes, genes.
受精就是产生,一个精卵结合的新细胞,称为受精卵,它含有二倍体的染色体基因
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