The surface area of a sphere can be approximated as follows: Surface area = 4πr2; where r is the radius of the sphere; π is a constant that is roughly equal to 3.
        
             
        
        
        
Answer:
Evaporation
Explanation:
The water will gradually evaporate(the process of a liquid becoming a gas).If the temperature reaches the water's boiling point, it will quickly evaporate and form steam.
 
        
             
        
        
        
Answer:
Option B
Explanation:
The presence of these structures in this stage may be a prediction of a common ancestor as these structures are not gills because they do not develop into gills in chicks and humans but being so similar to gill structures in fish at this stage in their embryo suggests that chicks and humans share a common ancestor with fish.
 
        
             
        
        
        
Answer:
92 chromatids 
Explanation:
During phosphate, the nuclear envelope of the cell (which is where the 92 chromatids are contained) begins to break down. The centrioles, which are the only present in animal cells, separate and each moves to an opposite end of the cell