Answer:
they all have different charges
protons-positive
neutrons-neutral
electrons-negative
 
        
             
        
        
        
All organisms have the ability to maintain homeostasis.
        
                    
             
        
        
        
They both are types of chemical reactions that have synthesis or Even cleavage chemical bonds
        
             
        
        
        
Explanation:
For fertilization to occur in angiosperms, pollen has to be transferred to the stigma of a flower: a process known as pollination. Gymnosperm pollination involves the transfer of pollen from a male cone to a female cone.
 
        
             
        
        
        
Epithelial cells are mainly used for protection; in the urinary tract, these tissue cells are used to protect the bladder from toxic urine. The tissue can also expand to hold larger quantities of urine.