Answer:
The missing options are:
- steroid hormones
- carbs
- essential fatty acids
- PHO
The correct answer is essential fatty acids.
Explanation:
Essential fatty acids are the fats that our body can not produce by itself, but that are essential for the function of the body, so we have to consume foods that have these fats, such as fish, oysters, nuts, chia seeds, soybean oil, etc. The deficiency of these fats causes skin problems, alopecia, anxiety, depression, among other things.
 
        
             
        
        
        
Wavy hair is a very easy example that this is false.  It's a merge between straight and curly hair.  Our traits tend to mix and blend together, it's not so simple.  Everybody isn't just tall or short, one or the other.  Everybody is a different height because it's a mid between your parents. 
        
                    
             
        
        
        
The law of conservation of energy is a law of science that states that energy cannot be created or destroyed, but only changed from one form into another or transferred from one object to another. Hope it helps
 
        
                    
             
        
        
        
Count the ones expressing the trait in the F2 gen. Divide by how many animals there are in F2. Times by 100.