Once an egg is fertilized by a sperm, a zygote is formed. The zygote divides into multiple cells in a process known as cleavage, triggering the beginning of embryonic differentiation. ... Cells in these three layers will give rise to different parts of the organism. The endoderm eventually becomes the gut.Mar 3, 2011
        
             
        
        
        
Answer:
Replication 
It’s called this because when you make a copy of something like you print to copies of the same assignment you are replicating the worksheets. This is an example of the answer so replication is to make a copy of something or multiple copies.
Explanation:
 
        
             
        
        
        
Rinderpest disease is caused by a virus that affects hoofed animals, including cattle and wildebeest. In the 1950s, a cattle vaccination program was implemented to eradicate the disease in the Serengeti, and this led to dramatic changes in the populations of wildebeest and other species. The figure shows the number of wildebeest in the Serengeti ecosystem (shaded circles, left y-axis) and the prevalence (i.e., percentage) of individuals infected by rinderpest disease (unshaded squares and triangles, right y-axis) from 1958 to 2003.
 
        
             
        
        
        
The one that correctly expresses a latitude and longitude point is : D. 8°N 50°E
Latitude : Define the location between equator to the pole
Longitude : Define the location to the east-west point of the Earth surface
Hope this helps
        
             
        
        
        
they are employing B. vestibule training