Category For students and teachers

The Immune Response to SARS-CoV-2

An Introduction to the immune system At any given point in time, the invaders of our body include viruses, bacteria, fungi, worms, and many other organisms. The immune system prevents pathogens from getting too comfortable inside us and mounts a… Continue Reading →

The evolutionary history of coronaviruses

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Zoonosis and its implications

What are zoonotic diseases? COronaVIrus Disease 2019 (COVID-19) is called a zoonotic disease because the virus that causes it – Severe Acute Respiratory Syndrome COronaVirus 2 (SARS-CoV-2) – originally infected animals such as bats or pangolins. The virus jumped from one… Continue Reading →

What is zoonosis

What are Zoonotic diseases? Can viruses transfer between species? Has the incidence of zoonosis increased? Download PDF

Introduction to phylogenetic trees

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Interpreting phylogenetic trees

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Estimating phylogenetic trees

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Viruses : what are they?

What does a virus look like? What are the different types of viruses and what do they do? How do they reproduce? Download PDF

Viruses and their origins

Viruses are acellular infectious particles minimally made up of a core of genetic material (DNA or RNA) protected by one or more proteins. SARS-Cov-2 is a virus that causes CoViD-19, the pandemic disease that has taken over our lives in… Continue Reading →

Viruses : Where do they come from?

Can we tell where the virus came from? What features does SARS-CoV-2 share with other viruses? How are they related to other viruses that we know about? Download PDF

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