Topics from November 2020
- What is the vitamin – calciferol – which helps prevent rickets in children and in general promotes calcium absorption in the gut of people, commonly known as?
- What is culling?
- In which country was the novel SARS-CoV-2 coronavirus first identified?
- Which are the past and present influenza pandemics?
- Which are the diseases that wipe out wildlife?
- What can emphysema contribute to?