So planarians' regenerative ability are powerful cells called pluripotent stem cells, which make up one-fifth of their bodies and can grow into every new body part. I hope this helped if you need more info about this let me know
        
             
        
        
        
Heliotrophism is the answer to your question.
        
             
        
        
        
Answer: option B) A gene can take different forms called alleles.
Explanation:
An allele is one of the two or more different forms of the same gene. 
For example, a trait such as seed shape is represented expressed a gene, but with allele of "RR" (round seeds) and "rr"(wrinkled seeds) observed physically by the farmers. 
Thus, the correct answer is that a gene can take different forms called alleles.
 
        
                    
             
        
        
        
Answer:
0 meters
Explanation:
When we talk about displacement, think that the think of it as the measure of the distance between the starting point of the object, from its end point. 
Since we are talking about a lap around a track, it would mean that the starting point is also the end point. So if you started and end at the same point, the distance between it would be 0. 
 
        
             
        
        
        
Answer:
animals get energy indirectly from the sun
Explanation:
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