Multiple choice

The first resistant malarial parasite emerged in 1957. This parasite was resistant to

  1. chloroquine

  2. mefloquine

  3. sulfadoxine–pyrimethamine

  4. coartem

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The first resistant malarial parasite was resistant to chloroquine. It was reported in Thailand in 1957.