Today I wanted to upload the four videos we have watched or will watch in class that have to do with reproduction.
The first one shows how an anemone splits into two. You already know that splitting is a type of asexual reproduction. Do you remember the other type of asexual reproduction?
This second, very short video shows how an ovum is fertilized and how it divides itself in two over and over while it travels through the fallopian tubes to the uterus:
The third video is an animation of all the process, from fertilization, to the last stage of pregnancy:
This last video by National Geographic explains how zygotes sometimes spontaneously divide into two, creating identical twins:
It´s very interesant.
ResponderEliminarMacarena I will miss you
* interesting
EliminarI'll miss all of you too!