B. CO2 levels in the atmosphere could increase and contribute to global warming problems.
 
        
                    
             
        
        
        
James Watson<span> and</span>Francis Crick <span> discovered the three-dimensional structure of dna in 1953</span>
        
             
        
        
        
The conditions listed above are common side effects of DEPRESSANTS. Depressants are drugs which slowed down the central nervous system an the brain. They are usually used to treat anxiety and sleep disorders. Other side effects of depressants include: slurred speech, impaired memory and judgement, lowered inhibition, etc.
        
             
        
        
        
Answer:
In order for pregnancy to happen, sperm needs to meet up with an egg.
 
        
                    
             
        
        
        
Answer:
Not able to see anything so please click it clearly.