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Lysozyme is an antibacterial enzyme in human tears that degrades peptidoglycan. Which type of organism would be MOST sensitive to lysozyme?   A. Archaeon  B. Alga C. Gram-negative bacterium D. Gram-positive bacterium

Which of the following are NOT eukaryotic microbes? A. Algae B. Archaea C. Water molds D. Protozoa

Cells use ________ to transfer DNA from one cell to another via conjugation. A. fimbriae B. Pili C. Celia D. Flagella

The study of how our body fights infection from pathogenic microbes is called ________.   A. immunology B. epidemiology C. molecular biology D. epistemology

Which of the following is NOT a part of bacterial flagella?    A. Fimbria B. Basal body C. Hook D. Filament

The invention of which instrument was most critical to the field of microbiology?   A. Transfer loop B. Petri dish C. Microscope D. Centrifuge

Which of the following have the thickest peptidoglycan layer in the cell wall? A. Archaea B. Gram-negative bacteria C. Gram-positive bacteria D. Only pathogenic bacteria

The experiments with swan necked flask which knocked out the spontaneous generation of life were conducted by A. Robert Koch B. Louis Pasteur C. Edward Jenner D. Redi

Antoni van Leeuwenhoek was the first person in history to A. Use a magnifying glass. B. Develop a taxonomic system. C. View microorganisms and record these observations. D. Disprove spontaneous generation. E. Propose the germ theory of disease  

Bacteria which have more than ___________ similarity in their DNA sequences are considered to belong to one operational taxonomic unit (OTU)