B
Information is encoded in DNA, then copied onto RNA during transcription. Then, ribosomes convert the information carried in RNA into a protein, in the process of translation. Also, A and D could be ruled out because DNA and RNA are solely involved with proteins, but polysacchariades are chains of sugars.
 
        
             
        
        
        
Answer:
mutation
Explanation:
A mutation is a change that occurs in copying a DNA sequence where the order of the proteins could be altered.
 
        
                    
             
        
        
        
Valves ensure blood flows toward your heart. Vein valves work to bring the blood that flowed down via arteries back up to your heart.
        
             
        
        
        
The first trophic level 
they would want to eat the primary producers, which are located at the first trophic level. due to the 10% rule only 10% of the energy from the previous trophic level is passed on.
        
             
        
        
        
All,organisms are made up of one or more cells. The cell is the basic unit of all organisms. All cells come from existing cells. The scientific theory of cells is what scientists believe are true about cells.