4877
In synchronized cultures at the beginning of the mitotic cycle , the bulk of ATP resynthesized via glycolysis is utilized for the synthesis of biopolymers , whereas that at the end of the S - phase and in the G2 - phase is utilized for cation transport across plasma membranes .
 cultures, plasma membranes
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 cultures, plasma membranes