Answer:
 An individual whose genotype is heterozygous cannot be for the recessive 
Explanation:There are two possible genotypes either homozygous dominant or heterozygous dominant. For a charecter there can be two gene .One is recessive and other one is dominant. In presence of the dominant gene the recessive gene of the same character cannot express . IF recessive gene is homozygous then only it will express .Therefore for the individual it is heterozygous for the dominant 
 
        
             
        
        
        
Answer:
organelles such as nuclei, mitochondria or chloroplast 
 
        
             
        
        
        
Answer:
This Would be B
Explanation:
Oxidation is something that dissolves rock.
 
        
             
        
        
        
The correct answer to your question is the last one; how species change over time.
Hope that helps!