Microbiology: An Introduction Plus Mastering Microbiology, 13th Edition latest updateb well sampled solutions

Microbiology: An Introduction Plus Mastering Microbiology, 13th Edition latest updateb well sampled solutions 14) Who proved that microorganisms cause disease? A) Semmelweis B) Koch C) Fleming D) Pasteur E) van Leeuwenhoek Answer: B 15) Which of the following is a scientific name? A) Leprosy bacterium B) Hansen's bacillus C) Acid-fast bacteria D) Mycobacterium leprae Answer: D 16) Classification of organisms in the three domains is based on A) Number of cells. B) Cell wall. C) Type of cell. D) Nutritional type. E) Nucleus. Answer: C 17) Which of the following statements is false? A) All viruses are parasites. B) All fungi are multicellular. C) All fungi have nuclear membranes. D) All bacteria lack nuclear membranes. E) All protozoa are unicellular. Answer: B 18) Which of the following statements is true? A) Protozoa have rigid cell walls. B) Fungi are plants. C) Bacteria cannot move. D) Viruses cannot reproduce outside a host cell. E) Algae are parasites. Answer: D