Answer:- 1. Adipic acid + Hexamethylenediamine \[\begin{array}{cc} \ce{O\phantom{…….}}\ce{O\phantom{…………..}}\\ ||\phantom{……..}||\phantom{…………..}\\ \ce{(-C – R – C- O – R’ – O -)}\end{array}\]

2. e – Aminocaproic acid + Glycine

 

[- NH – (CH₂)₅ – CO-]_n