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6) Robert Koch was involved in research on all of the following topics EXCEPT A) the cause of fermentation. B) development of a method to determine the cause of an infectious disease. C) techniques for isolating microbes in the laboratory. D) None of the above

Fungal infections differ from bacterial infections in that fungi:

A population of bacteria gradually develops resistance to antibiotics over generations. Which characteristic of life does this best illustrate?

28) The main component of all bacterial cell walls is a substance called A.  PeptidoglycanB.  PhospholipidC.  Lipid AD.  Cellulose

2) Which of the following statements about fungi is FALSE? A) fungi are eukaryotes. B) molds are multicellular. C) fungi have a cell wall. D) fungi are photosynthetic.

15) The ___________ of an organism is the sum of all biosynthetic chemical reactions that take place in the organism. A) physiology B) metabolism C) anabolism D) catabolism

4) Which of the following is NOT a characteristic of viruses? A) some have DNA as genetic material. B) they are acellular. C) they are typically smaller than prokaryotic cells. D) they are obligatory parasites. E) All of the above are characteristics of viruses

27) __________ are long structures used by some bacteria to transfer genetic information A) Pili B) Fimbriae C) Flagella D) Capsules

44) The “run” in bacterial motility is the result of _________  rotation of the flagella. A) clockwise B) counterclockwise C) whiplike D) fear and compromised

14) Louis Pasteur demonstrated that fermentation to produce alcohol is caused by A)  aerobic bacteria. B) facultative yeast C) obligate parasites. D) anaerobic bacteria E) protozoa