Answer:
D. all of the above
Explanation:
Sending signals is what computers do like me typing which will send the computer a signal that I am writing this letter. I also, control my breathing and heart rate with my brain, the brain sends nerves through the spinal cord which makes me move and sends them to other parts of the body so they can move too. Therefore, it is just like that.
 
        
             
        
        
        
Answer:
Individual scores on the PSS can range from 0 to 40 with higher scores indicating higher perceived • stress. ► Scores ranging from 0-13 would be considered low stress. ► Scores ranging from 14-26 would be considered moderate stress. ► Scores ranging from 27-40 would be considered high perceived stress.
 
        
             
        
        
        
Answer:
They are safe and unsafe at the same time
The person who gets the drug at the pharmacy is controlled but the person who has it can give it to anyone. This is a problem because prescription drugs are safe for that one specific person but if anyone else takes it can be deadly for them.
 
        
             
        
        
        
I believe the answer is Sexual Orientation. That is what I would choose based on how the question is stated.
        
                    
             
        
        
        
Answer:
protein is related to DNA because, DNA is what carries the information to expand/rose up the other cell with up to thousands of cell.
Explanation:
DNA carries the genetic information of a cell and consists of thousands of genes. Each gene serves as a recipe on how to build a protein molecule. Proteins perform important tasks for the cell functions or serve as building blocks.
hopes this helps and have a good day! :)