Hydrosphere...did you know that hudor is the greek word for water? (This helps me remember this atmosphere and what it's responsibility in Earth is, and a cool fact to share with your teacher and classmates)
 
        
             
        
        
        
Answer:
The correct answer is - leverage.
Explanation:
Skeletal muscles involves leverage which is the ability to move an object with the help of the lever,. In human body leverage is work as the joints are fulcrums, and the bones act as levers.
Muscle contraction provides the effort that is applied at the point of the origin in the bone. Changing the magnitude and direction of forces created by the skeletal muscles is an representation of the skeletal function of leverage.
Thus, the correct answer is - leverage.
 
        
             
        
        
        
Answer:
Unlike the α-emission, which simply expels a particle, the β-emission involves the transformation of a neutron in the nucleus to a proton and an electron. The electron is then ejected from the nucleus. In the process, the atomic number increases by one while the atomic weight stays the same.
Explanation:
i had this down then i googled it to check my answer so i was not giving you a wrong answer
 
        
             
        
        
        
B. is correct. Exact ecological footprints are often difficult to calculate, but estimates can be useful in comparing population
 
        
             
        
        
        
The nucleic acid is DNA. If you change the thymine with uracil, it would have been RNA.