Answer:
They are called alleles. 
Explanation:
Different versions of a gene are called alleles. Alleles are described as either dominant or recessive depending on their associated traits. 
 
        
             
        
        
        
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Yes its called photosynthesis, its how they make there own food. <span />
        
             
        
        
        
Answer: genus,  specific epithet.
Explanation:
The first part is the genus, it's always capitalized, while the second half is always in <em>italics </em>
e.g.<em> </em>Homo<em> sapiens </em>