final exam straighterline microbiology Correct Questions & Answers EXAM BUNDLE

phylogeny - ANSWERThe study of evolutionary relationships among organisms is called ______. Last Universal Common Ancestor - ANSWERThe three cell types discussed, eukaryotes, archaea, and bacteria, all derived from ______. always harmful to their host - ANSWEROrganisms called parasites are ___...

In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? - ANSWERSNitrogen Fixation If enough H+ ions are added to pure water to raise the H+ concentration of the solution to ten times higher than the original concentration, what is the res...

Studies by Emil von Behring and Shibasaburo Kitasato demonstrated that inactivated toxins can induce the synthesis of antitoxins in the blood of rabbits. These antitoxins (antibodies) are the basis of... a. humoral immunity b. cell-mediated immunity c. antibiotic immunity d. phagocyte-mediate...

motility - ANSWERsemisolid media shows what? isolating/culturing bacteria - ANSWERsolid media is best for? synthetic; defined - ANSWERWhat are the terms for a media whose exact chemical compositions are known? differential media - ANSWERallows growth of several types of microbes and display...

Define microorganisms - ANSWEROrganisms too small to be seen clearly by the unaided eye Define prokaryotic cells - ANSWERCells having a type of structure characterized by the lack of a true, membrane-enclosed nucleus. All known members of Archaea and most members of Bacteria exhibit this type of ...