This still a novel virus in many ways. Every day we are deciphering COVID-19 secrets and characteristics.
A very geeky virus. It knows how disseminate, to hide in the body, to invade organs and probably remain dormant only to 'come alive' later like shingles.
It’s using a 'door' called ACE2 to get into the cell where it multiplies then burst out in huge numbers, infecting the more of the surrounding tissues and the cycle repeats.
