Virology | MCQs

Explanation

Viruses lack organelles like ribosomes, mitochondria, and Golgi apparatus.

They are simple particles composed of genetic material (DNA or RNA) and a protein coat.

They need to infect a host cell to use the host's ribosomes to replicate.

Explanation

In the five-kingdom system, viruses are not placed in any of the five kingdoms:

1. Monera (bacteria)
2. Protista (eukaryotic organisms)
3. Plantae (plants)
4. Animalia (animals)
5. Fungi (fungi)

Viruses are considered non-living entities.

So, in the five-kingdom system, viruses are not classified in any of the five kingdoms.

Explanation

World Hepatitis Day is observed on July 28.

One person in every 30 seconds die due to Hepatitis in the world.

World Health Organization (WHO) set a target to eliminate Hepatitis by 2030.

World Hepatitis Day is observed honour the Nobel Prize winning scientist Baruch Blumberg on his birthday.

Baruch Blumberg discovered hepatitis B virus (HBV).

Hepatitis is a disease of liver.