Answer:
There is a great deal of diversity in life on Earth because the planet has so many different climates that life has adapted to and colonized.
Explanation:
 
        
             
        
        
        
The   temperature  and   salinity  affect  deep  water  current    since
    The  water    density   depends  on  temperature  and  salinity . The  deep  currents  from  where  the  density  of  ocean    water   increases. The  decrease of the  temperature  of  water  led  to  increase in  water  salinity  while  the  density  of  water  also   increases.
        
             
        
        
        
Answer:
both of the models have enzymes that bind and the binding is covalent
Explanation: