MICROBIOLOGY EXAMS PACK | QUESTIONS & 100% VERIFIED ANSWERS | LATEST UPDATE | GRADED A+

chemically defined (synthetic) media Correct Answer: media composed of precisely defined chemicals elements that all bacteria need Correct Answer: carbon, nitrogen, phosphorus, sulfur, oxygen, and hydrogen minimal media Correct Answer: media that contains exact nutrients needed for growth and n...

4 Processes of Life Correct Answer: growth, reproduction, responsiveness, metabolism Prokaryotes Correct Answer: kind of cell without a nucleus eukaryote Correct Answer: kind of cell with a nucleus organelles Correct Answer: specialized structures that act like tiny organs to carry on the f...

One of the earliest researchers to explore the use of chemicals to kill microbial pathogens was Koch. Hooke. Fleming. Ehrlich. Correct Answer: Ehrlich The arsenic compound that proved highly effective in treating syphilis was called penicillin. sulfa. erythromycin. Salvarsan 2 Correct ...

Which of the following foods is not made by fermentation? A.beer B.bread C.cheese D.orange juice Correct Answer: D.orange juice Who is considered the "father of Wester medicine"? A. Marcus Terentius Varro B. Thucydides C. Antonie van Leeuwenhoek D. Hippocrates Correct Answer: D. Hippo...

Which of the following is NOT associated with the work of Paul Ehrlich? sulfanilamide the concept of the "magic bullet" arsenic compounds the concept of chemotherapy Correct Answer: sulfanilamide Paul Ehrlich's idea of the "magic bullet" was the first step in the field of chemotherapy a...

How is osmosis different from simple diffusion? Correct Answer: Water movement is driven by the concentration of solutes rather than its own concentration. Nonspecific permeases Correct Answer: allow a variety of molecules to cross the cytoplasm membrane What will happen to a cell that is plac...

The study of evolutionary relationships among organisms is called ______. Correct Answer: phylogeny The three cell types discussed, eukaryotes, archaea, and bacteria, all derived from ______. Correct Answer: Last Universal Common Ancestor Organisms called parasites are ______. Correct Answer:...

Although Staphylococcus aureus demonstrates optimal growth in an environment of 1% salt, it is able to tolerate up to 13% salt. S. aureus would be described as: Correct Answer: halotolerant You have inoculated a bacterial isolate onto a variety of media with NaCl concentrations raging from 1% ...

Which of the following statements about M protein is FALSE? A) It is a protein. B) It is heat- and acid-resistant. C) It is readily digested by phagocytes. D) It is found on Streptococcus pyogenes. E) It is found on fimbriae. Correct Answer: C) It is readily digested by phagocytes. The most...