Hey! i need point to answer sorryyyy 2
        
             
        
        
        
Answer: D
They often occur spontaneously, because when energy is released during a chemical reaction it does not usually happen slowly.
 
        
                    
             
        
        
        
Answer:
what do you need help with
Explanation:
 
        
             
        
        
        
Answer:
From the years 1838-1839, the German scientist Matthias Schleiden proposed the first foundational belief about cells, that all plant tissues are composed of cells. ... The image above shows a drawing of the microscope set up used by Robert Hooke in 1665 in which he first saw cells in a thin slice of cork.
 
        
             
        
        
        
I believe the correct answer is B