Answer:
isometric contraction
Explanation:
An isometric contraction occurs as the muscle produces tension without changing the angle of a skeletal joint. Isometric contractions involve sarcomere shortening and increasing muscle tension, but do not move a load, as the force produced cannot overcome the resistance provided by the load.
 
        
             
        
        
        
<span>A. can start in many different places on a sequence at the same time. </span>
        
                    
             
        
        
        
Answer:
Element is a substance that cannot be broken down into simpler substances. Atoms are the smallest particle of an element. An element has a fixed composition because it contains only one type of atom.
 
        
             
        
        
        
Rabbits do not have much of en energy reserve