Difference between Virus and Viroids

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Virus has protein coat as well as DNA and RNA whereas Viroids has no protein coat and contains only RNA.

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Difference Table for Virus and Viroids

Characteristics	Virus	Viroids
Genetic Material	DNA and RNA	RNA Only
Infect	All Organisms	Only Plants
Size	Bigger	Smaller
Examples	HIV, Rhinovirus	Potato spindle tuber,Coconut cadang-cadang

Common Characteristics of Virus and Viroids

1. Both virus and viroids are Infectious Agents
2. Non cellular organism
3. Kind of parasites which require host cell
4. Dormant(Inactive) till it hijacks host cell
5. Cannot replicate without help of the host cell

Related Questions

1. Which of the following virus causes common cold?
2. Infectious proteins are present in:
3. A naked RNA particle causing the symptoms like that of a viral diseases is

Topics: Diversity in Living World (9)
Subject: Biology (4253)

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