Q. Statement I: In cardiac muscle tissue, the communication junctions at some fusion points allow the cells to contract as a unit
Statement II:When one cell of cardiac muscle receives a signal to contract, its neighbours are also stimulated to contract

 1464  186 Structural Organisation in Animals Report Error

Solution:

In cardiac muscle tissue, the communication junctions (intercalated discs) at some fusion points allow the cells to contract as a unit because when one cell of cardiac muscle tissue receives a signal to contract, its neighbours are also stimulated to contract