amritsar and kolkata become communal zones because they experienced some of the worst communal riots.
When a muscle contracts, the actin and myosin myofilaments come together, the H zones and I zones shrink and become very narrow. The A band does not changing during contraction.
Sandford Fleming became famous for proposing the world wide time zones
temperate zones
people become refugees by leaving their countries because of corrupt governments or they are living in war zones and leave their countries because it is unsafe
As you move west, the time zones change backwards in the day.
There are 17 railway jones in india now...... it is right.... you can watch it in www.iloveindia.com
vegetation zones are zones that are made up of common vegetation characteristics
Time zones became necessary in the United States when travel by train gained popularity. The time zones cut down on the confusion.
Time Zones?
If you mean time zones. There is one. Russia has 7 time zones.
The tropical zones lie either side of the Equator and extend to near the temperate zone of south and north.
Earth's polar zones are also called the Earth's Frigid Zones.