Answer:
Desertification is the destruction of the biological potential of the land and it is generally viewed as an advanced stage of land degradation. human activities also cause the process such as poor irrigation practices, deforestation, the expansion and intensive use of agricultural lands, and overgrazing.
Such human activities put enormous pressure on the land by altering its soil chemistry and hydrology. Modern agriculture causing a negative impact on the soil and land by overexploiting the biological and chemical potential of the land. 
 
        
             
        
        
        
<span>National highway traffic safety administration doing the survey in Basis of this research, He found that the drivers who get more citations are involved more road crashes. These guys are not taking seriously to his life. Road safety is very important for these.</span>
        
             
        
        
        
Answer:
Circulatory would be the answer.
Explanation:
 
        
             
        
        
        
Answer:
CAT ATG TAC
Explanation:
Adenine (A) pairs with Thymine (T)
Cytosine (C) pairs with Guanine (G) 
And vice-versa