NR 101 MICRO-CHAP 4 QUIZ. | COMPLETE GUIDE

NR 101 MICRO-CHAP 4 QUIZ.NR 101 MICRO-CHAP 4 QUIZ. CHAPTER 4 1) Which of the following are magnifying lenses? 1) A) oculars B) dark-field stops C) objectives D) condensers E) both objectives and the oculars 2) Which of the following classification methods relies on the morphology of organisms? 2) A) biochemical tests B) serological tests C) physical (phenotypic) characteristics D) analysis of nucleic acids E) phage typing 3) Which of the following is an INCORRECT pairing? 3) A) numerical aperture; curved glass B) electron beams; shorter wavelength C) contrast; staining techniques D) magnification; refraction of radiation E) simple microscope; Leeuwenhoek 4) Why have some microbiologists proposed using ribosomal RNA as the basis for defining bacterial species? 4) A) Ribosomal RNAs are highly conserved genetic sequences present in all prokaryotes. B) Bacteria vary too little in their physical and biochemical traits. C) The "interbreeding population" criterion does not apply to bacteria. D) Ribosomal RNA is the basis for domain assignment. E) Bacteria are not interbreeding populations, and ribosomal RNAs are highly conserved genes present in all prokaryotes. 5) The microscope preferred for viewing living specimens is the ________ microscope. 5