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In a complex organism , somatic cells are under intermittent selection pressure for the emergence of mutants that can survive environmental insults and that can grow autonomously despite adverse conditions .
 Anatomy: somatic cells
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: somatic cells