8
The induced torque increases linearly with the number of applied turns , as depicted in the top graph until a buckling transition allows the system to saturate its torsional constraint through the formation of plectonemes .
 Anatomy: plectonemes
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: plectonemes