Answer: right bottom is kidney 
Left bottom is liver
Q. 4 part a, The excretory system. 
B, kidney: The kidneys make urine by filtering wastes and extra water from blood. Urine travels from the kidneys through two thin tubes called ureters and fills the bladder.
 And Q. 5 order, 3, 2, 1, 4.
Explanation:
 
        
                    
             
        
        
        
Answer:
D. Multiple antibiotic resistance genes.
Explanation:
A plasmid with multiple antibiotic resistance genes is important during cloning as it helps in selectivity of the specific clones during transformation of bacteria.   
 
        
             
        
        
        
Sorry i dont understand spanish and please translate in english please
        
                    
             
        
        
        
Phase change is the change in state. i.e. water to steam or ice to water