Answer:
The correct answer is: d. Carassius is a group of different organisms with similar structures, while auratus is a smaller group of members that can only breed with another auratus.
Explanation:
Carassius signifies the name of genus. In binomial terminology it is the generic name shared by the collection of nearby families. In this case, Carassius is a genus in the family of ray-finned fishes. Auratus signifies the types of the fish and it is detailed exclusive epithet within the type. Carassius is a type in the ray-finned fish family Cyprinidae. Maximum types in this genus are usually identified as crucian carps, however this tenure often precisely denotes to C. carassius. The most well known is the goldfish (C. auratus).
 
        
             
        
        
        
<span>Proto-oncogenes are genes that normally help cells grow. When a proto-oncogenemutates (changes) or there are too many copies of it, it becomes a "bad" gene thatcan become permanently turned on or activated when it is not supposed to be. When this happens, the cell grows out of control, which can lead to cancer.....Is this what you need ?</span>
        
                    
             
        
        
        
Answer:
D
Explanation:
I think it is D because its the best answer from all of the above,
 
        
             
        
        
        
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A cell with a membrane bound nucleus. 
Plant cells and animal cells are eukaryotic cells. 
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