D. think of it like a current!
electron -> electron-> electron->
 
        
                    
             
        
        
        
Answer:
1. Segregation, one, 50%.
2. Punnett Square, A Punnett square allows the prediction of the percentages of phenotypes in the offspring of a cross from known genotypes (shows the probability of an offspring with a given genotype resulting from a cross), It does not show actual offspring.
Explanation: 
Punnett Square, this gives you the total number of predicted offspring. 
If my answer is perfect considered as brilliant 
Best wishes
 
        
             
        
        
        
Answer:
Explanation:
1st question is humans eat other organisms to get nutrients they need to survive.
2nd one is Eukaryota domain
 
        
             
        
        
        
Answer:
Exercising 
Explanation:
This happens because, when you exercise, the blood vessels in your muscles dilate (vasodilation) and as a consequence, the rate of blood flow is faster. The increased blood flow delivers more oxygenated blood to the working muscle.
 
        
             
        
        
        
Answer:
i think its c but i'm not sure