Question

Select the description that would represent a pathogen that would be considered a virus.

Answer 1

Characteristics of Viruses :-

Below you could see characteristics of viruses which differ it from other pathogens :-

They are enclosed in a protective envelope.

They have spikes, which helps them to attach to the host cell.

They are non cellular.

They do not respire, do not metabolize and do not grow but they do reproduce.

They contain a protein coat called the capsid. 

They have a nucleic acid core containing DNA or RNA.

Ribosomes and enzymes are absent, which are needed for metabolism.

They are considered both as living and non living things, as viruses are inactive when they are present outside of host cells and are active in side of host cells. As they make use of raw materials and enzymes of the host cell to reproduce and causes several infections.


Advantages of Viruses :-

They are use full in delivering genes to target cells and play a vital role in and gene therapy researches.

Disadvantages of Viruses :-

There are many pathogenic viruses, which causes harm for human beings, plants and animals. In human beings the diseases caused by viruses are: HIV, influenza, herpes, hepatitis small pox, cowpox, etc. The diseases caused by viruses in plants are tobacco mosaic viruses, etc. The diseases caused by bacteria in animals are bovine tuberculosis and etc.

Hope this answer will help you bro but thou could have Google this question.