Of these options, it's often observation that is most likely to result in an inaccurate prediction, since objectivity plays a role. It's helpful to have more than one person observe at once. 
        
             
        
        
        
The rough ER is involved with protein synthesis. It helps to produce proteins and help them fold properly.
 
        
             
        
        
        
Answer:
because bill stacy was sick.
Explanation:
 
        
             
        
        
        
Transfer<span> ribonucleic acid (tRNA) is a type of </span>RNA<span> molecule that helps decode a </span>messenger RNA<span> (mRNA) sequence into a protein. tRNAs</span>function at specific sites in the ribosome during translation, which is a process that synthesizes a protein from an mRNA molecule. or check this site out it might help http://www.nature.com/scitable/definition/trna-transfer-rna-256
        
                    
             
        
        
        
Answer:
Explanation:
Diffusion is net movement of anything from a region of higher concentration to a region of lower concentration. Diffusion is driven by a gradient in concentration. The concept of diffusion is widely used in many fields, including physics, chemistry, biology, sociology, economics, and finance.