The answer could possibly be natural selection or survival of the fittest
        
             
        
        
        
Autotrphs, vary in size, unicellular and multu celluar, come in many colors.
This will probably help you: https://quizlet.com/4965961/plant-like-protists-flash-cards/
        
             
        
        
        
Answer:
D) a cell that has one complete set of chromosomes
Explanation:
Brainliest please?
 
        
                    
             
        
        
        
Answer:
Any inheritable feature is character while the alternative form of character is trait example colour of eyes is a character whether it is blue or black is a trait. 
Answer gotten from quora.com