Summarize how the virus interacts with the cells in the airway and lungs and is related to disease symptoms. use these in the sentence SARS-CoV-2, ACE2 receptor, epithelial cells

Sars-Cov2 infects epithelial cells by binding to the ACE2 receptor through the Spike proteins expressed on the virus surface. The virus enters the cell and begins to multiply causing cell death and triggering an inflammatory reaction in the airways and lungs (interstitial pneumonia). This causes all the Symptoms such as dispnea, cough, fever, chest pain etc ...

where in your body is there an enzyme that does function at a high or low ph? what is the name of that enzyme and its function?

idk about that one.