Answer:
 e. Quantity of oxygen consumed when the food is burned
Explanation:
The quantity of oxygen that's used up is known as an indirect measure for amount of energy that's released from the food you burn and Bomb calorimeters may be used to estimate the amount of energy in food.
 
        
             
        
        
        
Answer:
YOU SAID 20 POINTS AN DYOU GIVEN ME 5 HUN NO THANK YOU BYE
Explanation:
ANSWER;20
 
        
             
        
        
        
Answer it’s the left ventricle 
The papillary muscle is in the left ventricle if the arrow is looking for more specific 
Reason
See attached picture
 
        
        
        
Death by a predator is more natural because it follows the rules of the food chain and keeps nature in balance, keeping the environment healthy. However, whenever an animal dies of starvation, it means the food chain is out of balance since the animal wasn't in an environment where it could find something to feed off of. 
        
             
        
        
        
Over long periods of time, living things have gradually altered as the conditions around them change. A species' strongest traits are passed from one generation to the next. This is what evolution is, the process of gradual change.