What will be the impact of the early use of COVID-19 vaccine?

Identify one correct statement re. human papillomavirus in the followings:     HPV-6 causes genital wards, the latter will become cancerous     All HPV types can transform infected cells     There are more than 1 correct answers in the other choices     Coinfection with 2 types of low risk HPVs can transform the infected cells     High risk HPV types can transform infected cells and are oncogenic

Identify all correct statements below re. the D614G mutant of SARS-CoV-2:     The D614G mutant SARS-CoV-2 has markedly higher binding affinity for the ACE2 receptors than the original virus.     The D614G mutant of SARS-CoV-2 transmits more efficiently in human populations than the original virus.     The D614G mutant of SARS-CoV-2 replicates to higher titer than the original virus in cell lines and in human primary lung cell culture.     When the original and the D614G mutant of SARS-CoV-2 are mixed to co-infect a group of a single-species of animals that is susceptible to infection, the original virus outperforms the D614G mutant.     When the original and the D614G mutant of SARS-CoV-2 are mixed to co-infect a group of a single-species of animals that is susceptible to infection, the original virus underperforms the D614G mutant.

SITUATION:Mr Harry Ng, an 80-year-old male, seemingly healthy and with no coronavirus symptoms, presented to thelocal hospital three (3) days ago after a close contact with a relative diagnosed with COVID-19. Underroutine protocols, as the patient was asymptomatic on admission, the patient would not be given a ChestX-Ray. However, as he has now become symptomatic a Chest X-Ray (Figure 1) has been completed.This morning Mr Ng informs you that he could not sleep last night as he was coughing the whole night. Healso informs you that he is feeling extremely tired and cold. You notice that Mr Ng is shivering and has aproductive cough. Mr Ng also complains of pain in his right chest that intensifies with inspiration.BACKGROUNDMr Harry Ng has a history of hypertension for the last 20 years, controlled with medication. He hashyperlipidaemia for the last 10 years and a history of atrial fibrillation which was reverted six (6) monthsago. Mr Ng has no past surgical history. Mr Ng used to smoke…