Nutritional symbiosis:
What will be an ideal response?
Buchnera sp. in aphid gut
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Which of the following is more likely to cause urinary tract infections?
A) fimbriated strains of Escherichia coli B) non-fimbriated strains of Escherichia coli C) both fimbriated and non-fimbriated strains of Escherichia coli D) None of the answers are correct.
Many fungi produce ________ that can cause significant disease
A) cellulases B) mycotoxins C) endotoxins D) chitinases
A soil with roughly equal amounts of humus, silt, clay, and sand is called a ____
a. topsoil b. loam c. subsoil d. compost e. oversoil
Optical tweezers can be used to ________.
A. study nucleic acids recovered from individual cells B. help dissect individual microorganisms C. remove structures from the surface of cells D. All of the choices are correct.