is it possible to combine two matfiles ?

supposes i have 2 matfile :

matfile 1 consits of :

1. block 1
2. block 2

matfile 2 consits of :

1. block 2
2. block 3

now i want to create a resultant matlab file contains union of both matfiles . i.e.,

resultant matfile consists of :

1. block 1
2. block 2
3. block 3

[KSSV]

What is that block 1? What data it is?

[Sajid Afaque]

I have few variables and i call some function like below in each file