Malaria is caused by a parasite called Plasmodium, which is  transmitted via the bites of infected mosquitoes. In the human  body, the parasites multiply in the liver, and t â¦ hen infect red  blood cells. Usually, people get malaria by being bitten by an  infective female Anopheles mosquito.   *Ninety percent of malaria-related deaths occur in Africa. Malaria is commonly associated with poverty, but is also a cause of poverty.   *Malaria is one of the most common infectious diseases and an enormous public health problem.
metamorphic rock. (petrology). A rock formed from preexisting solid rocks by mineralogical, structural, and chemical changes, in response to extreme changes in temperature, pressure, and shearing stress.
Confidence votes 354. A metamorphic rock changes from one form to another by intense heat or pressue. The parent rock, or protolith, is the rock that undergoes change. It can be any rock type, sedimentary, igneous, and even metamorphic.