Look for a whitish, rounded speck on the yolk. What it is? Where is it located?
| November 10, 2020 | Education
this is the embryonic disc, it is always located at the top of the yolk.
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.