The answer is Grassland im 99% positive
        
                    
             
        
        
        
Well firstly, alleles are different versions of genes. A dominant allele will show it's trait regardless of if the organism only has one copy of the allele (heterozygous). A recessive allele will show the effect only if two copies of the allele are present (homozygous) 
        
                    
             
        
        
        
Answer:
C. It’s impossible because think about it we don’t have good/ great enough data to explain or prove which is older
Explanation:
 
        
                    
             
        
        
        
Mees lines. These are characteristic of heavy metal poisoning.
        
             
        
        
        
Answer:
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