Another name for unicellular organisms that dominated Earth up to the Precambrian time is prokaryotes. The correct answer is D. 
        
                    
             
        
        
        
Aldosterone 
osmoreceptors 
        
             
        
        
        
When a scientific experiment is carried out in a controlled setting, all variables are kept the same except for the C. experimental. Experimental variables are the things you are studying in the experiment and it is the only variable you can change.
        
             
        
        
        
It explodes and disappears
        
             
        
        
        
Based on a ruler in centimeters, with ten divisions between each centimer mark, you will have marks at every 0.1 cm.
Then, the measure of the length of a metal rod should have 1 decimal place.
That decimal place means mlimiters, given that 1 mm = 0.1 cm.
Answer: 1 decimal place