Answers

2014-11-10T19:31:07+05:30
After the fertilization process, the third cell formed, zygote, travels down the oviduct and divides again and again to form a ball of cells which develop into different tissues and organs of the developing structure embryo. This is how cell division takes place in the ovum.
0
2014-11-11T15:19:53+05:30
After the fertilization process, the third cell formed, zygote, travels down the oviduct and divides again and again to form a ball of cells which develop into different tissues and organs of the developing structure embryo. 
0