Answer:
The mRNA interacts with a specialized complex called a ribosome, which "reads" the sequence of mRNA bases. Each sequence of three bases, called a codon, usually codes for one particular amino acid. (Amino acids are the building blocks of proteins.)
Explanation:
 
        
             
        
        
        
There are 11 major organ systems in the body.
        
                    
             
        
        
        
Answer:
Your username looks like you headbutted the keyboard and unfortunately, I doubt anyone is going to write three paragraphs for you. 
Explanation:
Start here: 
https://science.howstuffworks.com/environmental/earth/oceanography/rogue-wave4.htm 
 
        
             
        
        
        
The mitochondria is the powerhouse of the cell. on a serious note, The most prominent roles of mitochondria are to produce the energy currency of the cell through respiration, and to regulate cellular metabolism
 
        
        
        
I believe the answer would be A, because if water didn’t exist, there would be no presence of living things on earth. Water is a resource for life, thus, presence of living things.