It’s critical because it checks the cell for problems or mutations that could potentially harm it in later steps or make it like burst lol
        
             
        
        
        
Answer:
During the night the water releases it's heat much slower causing the air over the water to be warmer than the air over the land. This ends up working the same as the sea breeze only this time the lower pressure is over the sea and the air then moves from the land.
 
        
                    
             
        
        
        
False, because a niche is how one animal uses its habitat- many animals use many different niches
        
             
        
        
        
Both dna and rna have four nitrogenous bases each three of which they share (cytosine adenine and guanine )
        
             
        
        
        
Answer:
Explanation:
1- closely packed osteons or haversian systems, used to provide strength and protection to bones.
2- Spongy bone consists of plates (trabeculae) and bars of bone adjacent to small, irregular cavities that contain red bone marrow. provides balance to the dense and heavy compact bone by making bones lighter so that muscles can move them more easily.