Question 3: Every year, there are a few
cases of malaria acquired in the UK, but these do not lead to
sustained transmission in the population due to the lack of a
suitable vector (mosquitoes of the genus
Question 6: In ________, an infection is said to be
endemic (from Greeken- in or within +
demos people) in a population when that infection is maintained
in the population without the need for external inputs.