All the following can be the arguments in favor of many scientists not believing viruses to be living organisms except:
1. Not having a cellular organization
2. Lack of metabolic machinery of own
3. Presence of RNA as a genetic material in many cases
4. They can be crystallized

A deep state of prolonged unconsciousness in which a person cannot be awakened; fails to respond normally to painful stimuli, light, or sound; lacks a normal wake-sleep cycle; and does not initiate voluntary actions is called as:
1. Brain death
2. Persistent vegetative state
3. Transient vegetative state
4. Coma