Calculate the approximate diameter of the field of view occupied by the flea. The diameter field of view at 100x magnification of the microscope is 380 um. You have to estimate the percentage of the flea that occupies the microscope. This is subjectiv

Eukaryotic cells are theorized to have evolved from prokaryotes called the endosymbiotic theory. this explains that the most primitive eukaryotic cell engulfed a prokaryotic cell (by the process of phagocytosis) that is capable of cellular respiration and another prokaryotic cell that is capable of photosynthesis. these prokaryotic cells eventually became organelles and these organelles are the mitochondria and the chloroplast