Protozoa that live in the blood or tissue of humans are transmitted to other humans by an arthropod vector (for example, through the bite of a mosquito or sand fly). Entamoeba histolytica is a protozoan. A microscope is necessary to view this parasite.
The scientific revolution began in Europe towards the end of the Renaissance period and continued through the late 18th century, influencing the intellectual social movement known as the Enlightenment.he concept of a scientific revolution taking place over an extended period emerged in the eighteenth century in the work of Jean Sylvain Bailly, who saw a two-stage process of sweeping away the old and establishing the new.
Updated: 13 October 2016. Although it is best known for its cultural and artistic advancements, the Italian Renaissance was also a period of significant scientific progress too. We take a look at some of the eraâs most interesting inventions, from Leonardo da Vinciâs parachute to Galileoâs precursor to the modern thermometer.